Summary
Multiple vulnerabilities have been identified in the additional GNU/Linux subsystem of the SIMATIC S7-1500 TM MFP V1.1.
Siemens has released a new version for SIMATIC S7-1500 TM MFP - GNU/Linux subsystem and recommends to update to the latest version. Siemens is preparing further fixes and recommends specific mitigations for products where fixes are not or not yet available.
SIMATIC S7-1500 TM MFP V1.1 is no longer maintained and there won't be any update to the CVE list anymore. Please update to the latest version.
Note: This SSA advises vulnerabilities for firmware version V1.1 only; for version V1.1.1 refer to SSA-784472.
Vulnerabilities 455
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High 7.8
crypto: algif_aead - Revert to operating out-of-place
In the Linux kernel, the following vulnerability has been resolved: crypto: algif_aead - Revert to operating out-of-place This mostly reverts commit 72548b093ee3 except for the copying of the associated data. There is no benefit in operating in-place in algif…
KEV May 1, 2026 -
Medium 5.5CVE-2024-50302 Exploited
HID: core: zero-initialize the report buffer
In the Linux kernel, the following vulnerability has been resolved: HID: core: zero-initialize the report buffer Since the report buffer is used by all kinds of drivers in various ways, let's zero-initialize it during allocation to make sure that it can't be …
KEV Mar 4, 2025 -
Critical 10.0
net: openvswitch: fix overwriting ct original tuple for ICMPv6
In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix overwriting ct original tuple for ICMPv6 OVS_PACKET_CMD_EXECUTE has 3 main attributes: - OVS_PACKET_ATTR_KEY - Packet metadata in a netlink format. - OVS_PACKET_ATTR_PAC…
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Critical 9.8
NFSD: Fix READDIR buffer overflow
In the Linux kernel, the following vulnerability has been resolved: NFSD: Fix READDIR buffer overflow If a client sends a READDIR count argument that is too small (say, zero), then the buffer size calculation in the new init_dirlist helper functions results i…
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Critical 9.8
crypto: xilinx - call finalize with bh disabled
In the Linux kernel, the following vulnerability has been resolved: crypto: xilinx - call finalize with bh disabled When calling crypto_finalize_request, BH should be disabled to avoid triggering the following calltrace: ------------[ cut here ]------------ W…
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Critical 9.8
udp: do not accept non-tunnel GSO skbs landing in a tunnel
In the Linux kernel, the following vulnerability has been resolved: udp: do not accept non-tunnel GSO skbs landing in a tunnel When rx-udp-gro-forwarding is enabled UDP packets might be GROed when being forwarded. If such packets might land in a tunnel this c…
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Critical 9.8
SUNRPC: Fix loop termination condition in gss_free_in_token_pages()
In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix loop termination condition in gss_free_in_token_pages() The in_token->pages[] array is not NULL terminated. This results in the following KASAN splat: KASAN: maybe wild-memory-acc…
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Critical 9.8
fou: fix initialization of grc
In the Linux kernel, the following vulnerability has been resolved: fou: fix initialization of grc The grc must be initialize first. There can be a condition where if fou is NULL, goto out will be executed and grc would be used uninitialized.
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Critical 9.8
slip: make slhc_remember() more robust against malicious packets
In the Linux kernel, the following vulnerability has been resolved: slip: make slhc_remember() more robust against malicious packets syzbot found that slhc_remember() was missing checks against malicious packets [1]. slhc_remember() only checked the size of t…
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Critical 9.8
NFSv4: Prevent NULL-pointer dereference in nfs42_complete_copies()
In the Linux kernel, the following vulnerability has been resolved: NFSv4: Prevent NULL-pointer dereference in nfs42_complete_copies() On the node of an NFS client, some files saved in the mountpoint of the NFS server were copied to another location of the sa…
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Critical 9.8
nfsd: clear acl_access/acl_default after releasing them
In the Linux kernel, the following vulnerability has been resolved: nfsd: clear acl_access/acl_default after releasing them If getting acl_default fails, acl_access and acl_default will be released simultaneously. However, acl_access will still retain a point…
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Critical 9.8
Out-of-bounds read & write in RFC 3211 KEK Unwrap
Issue summary: An application trying to decrypt CMS messages encrypted using password based encryption can trigger an out-of-bounds read and write. Impact summary: This out-of-bounds read may trigger a crash which leads to Denial of Service for an application…
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Critical 9.1
NFSD: Fix ia_size underflow
In the Linux kernel, the following vulnerability has been resolved: NFSD: Fix ia_size underflow iattr::ia_size is a loff_t, which is a signed 64-bit type. NFSv3 and NFSv4 both define file size as an unsigned 64-bit type. Thus there is a range of valid file si…
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Critical 9.1
NFSD: Fix NFSv3 SETATTR/CREATE's handling of large file sizes
In the Linux kernel, the following vulnerability has been resolved: NFSD: Fix NFSv3 SETATTR/CREATE's handling of large file sizes iattr::ia_size is a loff_t, so these NFSv3 procedures must be careful to deal with incoming client size values that are larger th…
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Critical 9.1
wifi: iwlwifi: dbg-tlv: ensure NUL termination
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: dbg-tlv: ensure NUL termination The iwl_fw_ini_debug_info_tlv is used as a string, so we must ensure the string is terminated correctly before using it.
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Critical 9.1
net/mlx5: Properly link new fs rules into the tree
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Properly link new fs rules into the tree Previously, add_rule_fg would only add newly created rules from the handle into the tree when they had a refcount of 1. On the other hand, c…
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Critical 9.1CVE-2024-5535 Public exploit
SSL_select_next_proto buffer overread
Issue summary: Calling the OpenSSL API function SSL_select_next_proto with an empty supported client protocols buffer may cause a crash or memory contents to be sent to the peer. Impact summary: A buffer overread can have a range of potential consequences suc…
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High 8.8
wifi: wilc1000: fix RCU usage in connect path
In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: fix RCU usage in connect path With lockdep enabled, calls to the connect function from cfg802.11 layer lead to the following warning: ============================= WARNING: su…
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High 8.8
wifi: brcmfmac: Fix use-after-free bug in brcmf_cfg80211_detach
In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix use-after-free bug in brcmf_cfg80211_detach This is the candidate patch of CVE-2023-47233 : https://nvd.nist.gov/vuln/detail/CVE-2023-47233 In brcm80211 driver,it starts w…
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High 8.8
nfc: nci: Fix uninit-value in nci_dev_up and nci_ntf_packet
In the Linux kernel, the following vulnerability has been resolved: nfc: nci: Fix uninit-value in nci_dev_up and nci_ntf_packet syzbot reported the following uninit-value access issue [1][2]: nci_rx_work() parses and processes received packet. When the payloa…
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High 8.8
kprobes: Fix possible use-after-free issue on kprobe registration
In the Linux kernel, the following vulnerability has been resolved: kprobes: Fix possible use-after-free issue on kprobe registration When unloading a module, its state is changing MODULE_STATE_LIVE -> MODULE_STATE_GOING -> MODULE_STATE_UNFORMED. Each change …
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High 8.8
ipv6: fix race condition between ipv6_get_ifaddr and ipv6_del_addr
In the Linux kernel, the following vulnerability has been resolved: ipv6: fix race condition between ipv6_get_ifaddr and ipv6_del_addr Although ipv6_get_ifaddr walks inet6_addr_lst under the RCU lock, it still means hlist_for_each_entry_rcu can return an item…
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High 8.8
nfc: nci: Fix uninit-value in nci_rx_work
In the Linux kernel, the following vulnerability has been resolved: nfc: nci: Fix uninit-value in nci_rx_work syzbot reported the following uninit-value access issue [1] nci_rx_work() parses received packet from ndev->rx_q. It should be validated header size,…
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High 8.8
wifi: ath11k: fix array out-of-bound access in SoC stats
In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix array out-of-bound access in SoC stats Currently, the ath11k_soc_dp_stats::hal_reo_error array is defined with a maximum size of DP_REO_DST_RING_MAX. However, the ath11k_dp_…
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High 8.8CVE-2024-9143 EPSS 12%
Low-level invalid GF(2^m) parameters lead to OOB memory access
Issue summary: Use of the low-level GF(2^m) elliptic curve APIs with untrusted explicit values for the field polynomial can lead to out-of-bounds memory reads or writes. Impact summary: Out of bound memory writes can lead to an application crash or even a pos…
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High 8.8
NFC: nci: Add bounds checking in nci_hci_create_pipe()
In the Linux kernel, the following vulnerability has been resolved: NFC: nci: Add bounds checking in nci_hci_create_pipe() The "pipe" variable is a u8 which comes from the network. If it's more than 127, then it results in memory corruption in the caller, nci…
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High 8.2
sctp: properly validate chunk size in sctp_sf_ootb()
In the Linux kernel, the following vulnerability has been resolved: sctp: properly validate chunk size in sctp_sf_ootb() A size validation fix similar to that in Commit 50619dbf8db7 ("sctp: add size validation when walking chunks") is also required in sctp_sf…
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High 8.1
wifi: iwlwifi: mvm: don't read past the mfuart notifcation
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: don't read past the mfuart notifcation In case the firmware sends a notification that claims it has more data than it has, we will read past that was allocated for the not…
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High 8.1CVE-2025-21760 EPSS 38%
ndisc: extend RCU protection in ndisc_send_skb()
In the Linux kernel, the following vulnerability has been resolved: ndisc: extend RCU protection in ndisc_send_skb() ndisc_send_skb() can be called without RTNL or RCU held. Acquire rcu_read_lock() earlier, so that we can use dev_net_rcu() and avoid a potenti…
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High 8.1
arp: use RCU protection in arp_xmit()
In the Linux kernel, the following vulnerability has been resolved: arp: use RCU protection in arp_xmit() arp_xmit() can be called without RTNL or RCU protection. Use RCU protection to avoid potential UAF.
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High 8.1
ipv6: use RCU protection in ip6_default_advmss()
In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU protection in ip6_default_advmss() ip6_default_advmss() needs rcu protection to make sure the net structure it reads does not disappear.
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High 8.1
Potential Use-after-free in DANE Client Code
Issue summary: An uncommon configuration of clients performing DANE TLSA-based server authentication, when paired with uncommon server DANE TLSA records, may result in a use-after-free and/or double-free on the client side. Impact summary: A use after free ca…
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High 8.0
wifi: mac80211: check/clear fast rx for non-4addr sta VLAN changes
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: check/clear fast rx for non-4addr sta VLAN changes When moving a station out of a VLAN and deleting the VLAN afterwards, the fast_rx entry still holds a pointer to the VLAN's …
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High 7.8
The Linux kernel before 6.5.4 has an es1 use-after-free in fs/ext4/extents_status.c, related to ext4_es_insert_extent.
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High 7.8
bpf: Defer the free of inner map when necessary
In the Linux kernel, the following vulnerability has been resolved: bpf: Defer the free of inner map when necessary When updating or deleting an inner map in map array or map htab, the map may still be accessed by non-sleepable program or sleepable program. H…
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High 7.8
PM / devfreq: Fix buffer overflow in trans_stat_show
In the Linux kernel, the following vulnerability has been resolved: PM / devfreq: Fix buffer overflow in trans_stat_show Fix buffer overflow in trans_stat_show(). Convert simple snprintf to the more secure scnprintf with size of PAGE_SIZE. Add condition check…
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High 7.8
netfilter: nf_tables: disallow timeout for anonymous sets
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: disallow timeout for anonymous sets Never used from userspace, disallow these parameters.
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High 7.8
Use-after-free in Linux kernel's netfilter: nf_tables component
A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation. The function nft_pipapo_walk did not skip inactive elements during set walk which could lead double deactivations of PI…
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High 7.8CVE-2023-6931 Public exploit
Out-of-bounds write in Linux kernel's Performance Events system component
A heap out-of-bounds write vulnerability in the Linux kernel's Performance Events system component can be exploited to achieve local privilege escalation. A perf_event's read_size can overflow, leading to an heap out-of-bounds increment or write in perf_read_…
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High 7.8
Use-after-free in Linux kernel's ipv4: igmp component
A use-after-free vulnerability in the Linux kernel's ipv4: igmp component can be exploited to achieve local privilege escalation. A race condition can be exploited to cause a timer be mistakenly registered on a RCU read locked object which is freed by another…
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High 7.8
netfilter: nf_tables: disallow anonymous set with timeout flag
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: disallow anonymous set with timeout flag Anonymous sets are never used with timeout from userspace, reject this. Exception to this rule is NFT_SET_EVAL to ensure legacy …
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High 7.8
netfilter: nf_tables: mark set as dead when unbinding anonymous set with timeout
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: mark set as dead when unbinding anonymous set with timeout While the rhashtable set gc runs asynchronously, a race allows it to collect elements from anonymous sets with…
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High 7.8
xhci: handle isoc Babble and Buffer Overrun events properly
In the Linux kernel, the following vulnerability has been resolved: xhci: handle isoc Babble and Buffer Overrun events properly xHCI 4.9 explicitly forbids assuming that the xHC has released its ownership of a multi-TRB TD when it reports an error on one of t…
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High 7.8
vfio/pci: Lock external INTx masking ops
In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Lock external INTx masking ops Mask operations through config space changes to DisINTx may race INTx configuration changes via ioctl. Create wrappers that add locking for paths outs…
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High 7.8
vfio/pci: Create persistent INTx handler
In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Create persistent INTx handler A vulnerability exists where the eventfd for INTx signaling can be deconfigured, which unregisters the IRQ handler but still allows eventfds to be sig…
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High 7.8
net/ipv6: avoid possible UAF in ip6_route_mpath_notify()
In the Linux kernel, the following vulnerability has been resolved: net/ipv6: avoid possible UAF in ip6_route_mpath_notify() syzbot found another use-after-free in ip6_route_mpath_notify() [1] Commit f7225172f25a ("net/ipv6: prevent use after free in ip6_rout…
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High 7.8
NFSv4.2: fix nfs4_listxattr kernel BUG at mm/usercopy.c:102
In the Linux kernel, the following vulnerability has been resolved: NFSv4.2: fix nfs4_listxattr kernel BUG at mm/usercopy.c:102 A call to listxattr() with a buffer size = 0 returns the actual size of the buffer needed for a subsequent call. When size > 0, nfs…
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High 7.8
RDMA/srpt: Do not register event handler until srpt device is fully setup
In the Linux kernel, the following vulnerability has been resolved: RDMA/srpt: Do not register event handler until srpt device is fully setup Upon rare occasions, KASAN reports a use-after-free Write in srpt_refresh_port(). This seems to be because an event h…
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High 7.8
dm: call the resume method on internal suspend
In the Linux kernel, the following vulnerability has been resolved: dm: call the resume method on internal suspend There is this reported crash when experimenting with the lvm2 testsuite. The list corruption is caused by the fact that the postsuspend and resu…
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High 7.8
bpf: Fix stackmap overflow check on 32-bit arches
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix stackmap overflow check on 32-bit arches The stackmap code relies on roundup_pow_of_two() to compute the number of hash buckets, and contains an overflow check by checking if the res…
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High 7.8
bpf: Fix hashtab overflow check on 32-bit arches
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix hashtab overflow check on 32-bit arches The hashtab code relies on roundup_pow_of_two() to compute the number of hash buckets, and contains an overflow check by checking if the resul…
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High 7.8
bpf: Fix DEVMAP_HASH overflow check on 32-bit arches
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix DEVMAP_HASH overflow check on 32-bit arches The devmap code allocates a number hash buckets equal to the next power of two of the max_entries value provided when creating the map. Wh…
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High 7.8
wifi: wilc1000: prevent use-after-free on vif when cleaning up all interfaces
In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: prevent use-after-free on vif when cleaning up all interfaces wilc_netdev_cleanup currently triggers a KASAN warning, which can be observed on interface registration error pat…
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High 7.8
aoe: fix the potential use-after-free problem in aoecmd_cfg_pkts
In the Linux kernel, the following vulnerability has been resolved: aoe: fix the potential use-after-free problem in aoecmd_cfg_pkts This patch is against CVE-2023-6270. The description of cve is: A flaw was found in the ATA over Ethernet (AoE) driver in the …
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High 7.8
RDMA/mlx5: Fix fortify source warning while accessing Eth segment
In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix fortify source warning while accessing Eth segment ------------[ cut here ]------------ memcpy: detected field-spanning write (size 56) of single field "eseg->inline_hdr.start"…
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High 7.8
af_unix: Fix garbage collector racing against connect()
In the Linux kernel, the following vulnerability has been resolved: af_unix: Fix garbage collector racing against connect() Garbage collector does not take into account the risk of embryo getting enqueued during the garbage collection. If such embryo has a pe…
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High 7.8
netfilter: nf_tables: release mutex after nft_gc_seq_end from abort path
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: release mutex after nft_gc_seq_end from abort path The commit mutex should not be released during the critical section between nft_gc_seq_begin() and nft_gc_seq_end(), o…
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High 7.8
wireguard: netlink: access device through ctx instead of peer
In the Linux kernel, the following vulnerability has been resolved: wireguard: netlink: access device through ctx instead of peer The previous commit fixed a bug that led to a NULL peer->device being dereferenced. It's actually easier and faster performance-w…
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High 7.8
wireguard: netlink: check for dangling peer via is_dead instead of empty list
In the Linux kernel, the following vulnerability has been resolved: wireguard: netlink: check for dangling peer via is_dead instead of empty list If all peers are removed via wg_peer_remove_all(), rather than setting peer_list to empty, the peer is added to a…
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High 7.8
nfs: fix UAF in direct writes
In the Linux kernel, the following vulnerability has been resolved: nfs: fix UAF in direct writes In production we have been hitting the following warning consistently ------------[ cut here ]------------ refcount_t: underflow; use-after-free. WARNING: CPU: 1…
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High 7.8
crypto: qat - resolve race condition during AER recovery
In the Linux kernel, the following vulnerability has been resolved: crypto: qat - resolve race condition during AER recovery During the PCI AER system's error recovery process, the kernel driver may encounter a race condition with freeing the reset_data struc…
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High 7.8
netfilter: nf_tables: Fix potential data-race in __nft_expr_type_get()
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: Fix potential data-race in __nft_expr_type_get() nft_unregister_expr() can concurrent with __nft_expr_type_get(), and there is not any protection when iterate over nf_ta…
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High 7.8
wifi: rtl8xxxu: add cancel_work_sync() for c2hcmd_work
In the Linux kernel, the following vulnerability has been resolved: wifi: rtl8xxxu: add cancel_work_sync() for c2hcmd_work The workqueue might still be running, when the driver is stopped. To avoid a use-after-free, call cancel_work_sync() in rtl8xxxu_stop().
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High 7.8
net: openvswitch: Fix Use-After-Free in ovs_ct_exit
In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: Fix Use-After-Free in ovs_ct_exit Since kfree_rcu, which is called in the hlist_for_each_entry_rcu traversal of ovs_ct_limit_exit, is not part of the RCU read critical secti…
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High 7.8
net: gtp: Fix Use-After-Free in gtp_dellink
In the Linux kernel, the following vulnerability has been resolved: net: gtp: Fix Use-After-Free in gtp_dellink Since call_rcu, which is called in the hlist_for_each_entry_rcu traversal of gtp_dellink, is not part of the RCU read critical section, it is possi…
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High 7.8
netfilter: nf_tables: use timestamp to check for set element timeout
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: use timestamp to check for set element timeout Add a timestamp field at the beginning of the transaction, store it in the nftables per-netns area. Update set backend .in…
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High 7.8
cpumap: Zero-initialise xdp_rxq_info struct before running XDP program
In the Linux kernel, the following vulnerability has been resolved: cpumap: Zero-initialise xdp_rxq_info struct before running XDP program When running an XDP program that is attached to a cpumap entry, we don't initialise the xdp_rxq_info data structure bein…
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High 7.8
f2fs: compress: fix to cover {reserve,release}_compress_blocks() w/ cp_rwsem lock
In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix to cover {reserve,release}_compress_blocks() w/ cp_rwsem lock It needs to cover {reserve,release}_compress_blocks() w/ cp_rwsem lock to avoid racing with checkpoint, other…
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High 7.8
mmc: core: Avoid negative index with array access
In the Linux kernel, the following vulnerability has been resolved: mmc: core: Avoid negative index with array access Commit 4d0c8d0aef63 ("mmc: core: Use mrq.sbc in close-ended ffu") assigns prev_idata = idatas[i - 1], but doesn't check that the iterator i i…
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High 7.8
netfilter: nf_tables: discard table flag update with pending basechain deletion
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: discard table flag update with pending basechain deletion Hook unregistration is deferred to the commit phase, same occurs with hook updates triggered by the table dorma…
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High 7.8
bpf: Protect against int overflow for stack access size
In the Linux kernel, the following vulnerability has been resolved: bpf: Protect against int overflow for stack access size This patch re-introduces protection against the size of access to stack memory being negative; the access size can appear negative as a…
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High 7.8
tcp: properly terminate timers for kernel sockets
In the Linux kernel, the following vulnerability has been resolved: tcp: properly terminate timers for kernel sockets We had various syzbot reports about tcp timers firing after the corresponding netns has been dismantled. Fortunately Josef Bacik could trigge…
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High 7.8
drm/client: Fully protect modes[] with dev->mode_config.mutex
In the Linux kernel, the following vulnerability has been resolved: drm/client: Fully protect modes[] with dev->mode_config.mutex The modes[] array contains pointers to modes on the connectors' mode lists, which are protected by dev->mode_config.mutex. Thus w…
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High 7.8
net: ena: Fix incorrect descriptor free behavior
In the Linux kernel, the following vulnerability has been resolved: net: ena: Fix incorrect descriptor free behavior ENA has two types of TX queues: - queues which only process TX packets arriving from the network stack - queues which only process TX packets …
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High 7.8
dma: xilinx_dpdma: Fix locking
In the Linux kernel, the following vulnerability has been resolved: dma: xilinx_dpdma: Fix locking There are several places where either chan->lock or chan->vchan.lock was not held. Add appropriate locking. This fixes lockdep warnings like [ 31.077578] ------…
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High 7.8
mlxsw: spectrum_acl_tcam: Fix warning during rehash
In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum_acl_tcam: Fix warning during rehash As previously explained, the rehash delayed work migrates filters from one region to another. This is done by iterating over all chunks (al…
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High 7.8
i40e: fix vf may be used uninitialized in this function warning
In the Linux kernel, the following vulnerability has been resolved: i40e: fix vf may be used uninitialized in this function warning To fix the regression introduced by commit 52424f974bc5, which causes servers hang in very hard to reproduce conditions with re…
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High 7.8
netfilter: nfnetlink_queue: acquire rcu_read_lock() in instance_destroy_rcu()
In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlink_queue: acquire rcu_read_lock() in instance_destroy_rcu() syzbot reported that nf_reinject() could be called without rcu_read_lock() : WARNING: suspicious RCU usage 6.9.0-…
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High 7.8
usb: gadget: f_fs: Fix race between aio_cancel() and AIO request complete
In the Linux kernel, the following vulnerability has been resolved: usb: gadget: f_fs: Fix race between aio_cancel() and AIO request complete FFS based applications can utilize the aio_cancel() callback to dequeue pending USB requests submitted to the UDC. Th…
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High 7.8
tcp: Use refcount_inc_not_zero() in tcp_twsk_unique().
In the Linux kernel, the following vulnerability has been resolved: tcp: Use refcount_inc_not_zero() in tcp_twsk_unique(). Anderson Nascimento reported a use-after-free splat in tcp_twsk_unique() with nice analysis. Since commit ec94c2696f0b ("tcp/dccp: avoid…
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High 7.8
pinctrl: core: delete incorrect free in pinctrl_enable()
In the Linux kernel, the following vulnerability has been resolved: pinctrl: core: delete incorrect free in pinctrl_enable() The "pctldev" struct is allocated in devm_pinctrl_register_and_init(). It's a devm_ managed pointer that is freed by devm_pinctrl_dev_…
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High 7.8
net/sched: taprio: always validate TCA_TAPRIO_ATTR_PRIOMAP
In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: always validate TCA_TAPRIO_ATTR_PRIOMAP If one TCA_TAPRIO_ATTR_PRIOMAP attribute has been provided, taprio_parse_mqprio_opt() must validate it, or userspace can inject arbi…
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High 7.8
net: sched: sch_multiq: fix possible OOB write in multiq_tune()
In the Linux kernel, the following vulnerability has been resolved: net: sched: sch_multiq: fix possible OOB write in multiq_tune() q->bands will be assigned to qopt->bands to execute subsequent code logic after kmalloc. So the old q->bands should not be used…
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High 7.8
ecryptfs: Fix buffer size for tag 66 packet
In the Linux kernel, the following vulnerability has been resolved: ecryptfs: Fix buffer size for tag 66 packet The 'TAG 66 Packet Format' description is missing the cipher code and checksum fields that are packed into the message packet. As a result, the buf…
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High 7.8
speakup: Fix sizeof() vs ARRAY_SIZE() bug
In the Linux kernel, the following vulnerability has been resolved: speakup: Fix sizeof() vs ARRAY_SIZE() bug The "buf" pointer is an array of u16 values. This code should be using ARRAY_SIZE() (which is 256) instead of sizeof() (which is 512), otherwise it c…
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High 7.8
jffs2: prevent xattr node from overflowing the eraseblock
In the Linux kernel, the following vulnerability has been resolved: jffs2: prevent xattr node from overflowing the eraseblock Add a check to make sure that the requested xattr node size is no larger than the eraseblock minus the cleanmarker. Unlike the usual …
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High 7.8
soundwire: cadence: fix invalid PDI offset
In the Linux kernel, the following vulnerability has been resolved: soundwire: cadence: fix invalid PDI offset For some reason, we add an offset to the PDI, presumably to skip the PDI0 and PDI1 which are reserved for BPT. This code is however completely wrong…
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High 7.8
bcache: fix variable length array abuse in btree_iter
In the Linux kernel, the following vulnerability has been resolved: bcache: fix variable length array abuse in btree_iter btree_iter is used in two ways: either allocated on the stack with a fixed size MAX_BSETS, or from a mempool with a dynamic size based on…
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High 7.8
ionic: fix use after netif_napi_del()
In the Linux kernel, the following vulnerability has been resolved: ionic: fix use after netif_napi_del() When queues are started, netif_napi_add() and napi_enable() are called. If there are 4 queues and only 3 queues are used for the current configuration, o…
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High 7.8
netfilter: ipset: Fix race between namespace cleanup and gc in the list:set type
In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Fix race between namespace cleanup and gc in the list:set type Lion Ackermann reported that there is a race condition between namespace cleanup in ipset and the garbage coll…
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High 7.8
netns: Make get_net_ns() handle zero refcount net
In the Linux kernel, the following vulnerability has been resolved: netns: Make get_net_ns() handle zero refcount net Syzkaller hit a warning: refcount_t: addition on 0; use-after-free. WARNING: CPU: 3 PID: 7890 at lib/refcount.c:25 refcount_warn_saturate+0xd…
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High 7.8
ACPICA: Revert "ACPICA: avoid Info: mapping multiple BARs. Your kernel is fine."
In the Linux kernel, the following vulnerability has been resolved: ACPICA: Revert "ACPICA: avoid Info: mapping multiple BARs. Your kernel is fine." Undo the modifications made in commit d410ee5109a1 ("ACPICA: avoid "Info: mapping multiple BARs. Your kernel i…
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High 7.8
ocfs2: strict bound check before memcmp in ocfs2_xattr_find_entry()
In the Linux kernel, the following vulnerability has been resolved: ocfs2: strict bound check before memcmp in ocfs2_xattr_find_entry() xattr in ocfs2 maybe 'non-indexed', which saved with additional space requested. It's better to check if the memory is out …
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High 7.8
ALSA: emux: improve patch ioctl data validation
In the Linux kernel, the following vulnerability has been resolved: ALSA: emux: improve patch ioctl data validation In load_data(), make the validation of and skipping over the main info block match that in load_guspatch(). In load_guspatch(), add checking th…
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High 7.8
drm/i915/gem: Fix Virtual Memory mapping boundaries calculation
In the Linux kernel, the following vulnerability has been resolved: drm/i915/gem: Fix Virtual Memory mapping boundaries calculation Calculating the size of the mapped area as the lesser value between the requested size and the actual size does not consider th…
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High 7.8
sched: act_ct: take care of padding in struct zones_ht_key
In the Linux kernel, the following vulnerability has been resolved: sched: act_ct: take care of padding in struct zones_ht_key Blamed commit increased lookup key size from 2 bytes to 16 bytes, because zones_ht_key got a struct net pointer. Make sure rhashtabl…
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High 7.8
nvme-pci: add missing condition check for existence of mapped data
In the Linux kernel, the following vulnerability has been resolved: nvme-pci: add missing condition check for existence of mapped data nvme_map_data() is called when request has physical segments, hence the nvme_unmap_data() should have same condition to avoi…
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High 7.8
ext4: make sure the first directory block is not a hole
In the Linux kernel, the following vulnerability has been resolved: ext4: make sure the first directory block is not a hole The syzbot constructs a directory that has no dirblock but is non-inline, i.e. the first directory block is a hole. And no errors are r…
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High 7.8
udf: Avoid using corrupted block bitmap buffer
In the Linux kernel, the following vulnerability has been resolved: udf: Avoid using corrupted block bitmap buffer When the filesystem block bitmap is corrupted, we detect the corruption while loading the bitmap and fail the allocation with error. However the…
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High 7.8
leds: trigger: Unregister sysfs attributes before calling deactivate()
In the Linux kernel, the following vulnerability has been resolved: leds: trigger: Unregister sysfs attributes before calling deactivate() Triggers which have trigger specific sysfs attributes typically store related data in trigger-data allocated by the acti…
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High 7.8
dma: fix call order in dmam_free_coherent
In the Linux kernel, the following vulnerability has been resolved: dma: fix call order in dmam_free_coherent dmam_free_coherent() frees a DMA allocation, which makes the freed vaddr available for reuse, then calls devres_destroy() to remove and free the data…
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High 7.8
jfs: Fix array-index-out-of-bounds in diFree
In the Linux kernel, the following vulnerability has been resolved: jfs: Fix array-index-out-of-bounds in diFree
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High 7.8
exec: Fix ToCToU between perm check and set-uid/gid usage
In the Linux kernel, the following vulnerability has been resolved: exec: Fix ToCToU between perm check and set-uid/gid usage When opening a file for exec via do_filp_open(), permission checking is done against the file's metadata at that moment, and on succe…
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High 7.8
ipv6: prevent UAF in ip6_send_skb()
In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent UAF in ip6_send_skb() syzbot reported an UAF in ip6_send_skb() [1] After ip6_local_out() has returned, we no longer can safely dereference rt, unless we hold rcu_read_lock(). A …
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High 7.8
netem: fix return value if duplicate enqueue fails
In the Linux kernel, the following vulnerability has been resolved: netem: fix return value if duplicate enqueue fails There is a bug in netem_enqueue() introduced by commit 5845f706388a ("net: netem: fix skb length BUG_ON in __skb_to_sgvec") that can lead to…
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High 7.8
PCI: Add missing bridge lock to pci_bus_lock()
In the Linux kernel, the following vulnerability has been resolved: PCI: Add missing bridge lock to pci_bus_lock() One of the true positives that the cfg_access_lock lockdep effort identified is this sequence: WARNING: CPU: 14 PID: 1 at drivers/pci/pci.c:4886…
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High 7.8
drivers: media: dvb-frontends/rtl2830: fix an out-of-bounds write error
In the Linux kernel, the following vulnerability has been resolved: drivers: media: dvb-frontends/rtl2830: fix an out-of-bounds write error Ensure index in rtl2830_pid_filter does not exceed 31 to prevent out-of-bounds access. dev->filters is a 32-bit value, …
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High 7.8
ext4: avoid OOB when system.data xattr changes underneath the filesystem
In the Linux kernel, the following vulnerability has been resolved: ext4: avoid OOB when system.data xattr changes underneath the filesystem When looking up for an entry in an inlined directory, if e_value_offs is changed underneath the filesystem by some cha…
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High 7.8
block, bfq: fix possible UAF for bfqq->bic with merge chain
In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix possible UAF for bfqq->bic with merge chain 1) initial state, three tasks: Process 1 Process 2 Process 3 (BIC1) (BIC2) (BIC3) | Λ | Λ | Λ | | | | | | V | V | V | bfqq1 bfqq2 b…
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High 7.8
jfs: fix out-of-bounds in dbNextAG() and diAlloc()
In the Linux kernel, the following vulnerability has been resolved: jfs: fix out-of-bounds in dbNextAG() and diAlloc() In dbNextAG() , there is no check for the case where bmp->db_numag is greater or same than MAXAG due to a polluted image, which causes an ou…
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High 7.8
net: seeq: Fix use after free vulnerability in ether3 Driver Due to Race Condition
In the Linux kernel, the following vulnerability has been resolved: net: seeq: Fix use after free vulnerability in ether3 Driver Due to Race Condition In the ether3_probe function, a timer is initialized with a callback function ether3_ledoff, bound to &prev(…
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High 7.8
ext4: avoid use-after-free in ext4_ext_show_leaf()
In the Linux kernel, the following vulnerability has been resolved: ext4: avoid use-after-free in ext4_ext_show_leaf() In ext4_find_extent(), path may be freed by error or be reallocated, so using a previously saved *ppath may have been freed and thus may tri…
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High 7.8
jfs: check if leafidx greater than num leaves per dmap tree
In the Linux kernel, the following vulnerability has been resolved: jfs: check if leafidx greater than num leaves per dmap tree syzbot report a out of bounds in dbSplit, it because dmt_leafidx greater than num leaves per dmap tree, add a checking for dmt_leaf…
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High 7.8
netfilter: nf_tables: prevent nf_skb_duplicated corruption
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: prevent nf_skb_duplicated corruption syzbot found that nf_dup_ipv4() or nf_dup_ipv6() could write per-cpu variable nf_skb_duplicated in an unsafe way [1]. Disabling pree…
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High 7.8
r8169: add tally counter fields added with RTL8125
In the Linux kernel, the following vulnerability has been resolved: r8169: add tally counter fields added with RTL8125 RTL8125 added fields to the tally counter, what may result in the chip dma'ing these new fields to unallocated memory. Therefore make sure t…
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High 7.8
net/mlx5: Fix error path in multi-packet WQE transmit
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix error path in multi-packet WQE transmit Remove the erroneous unmap in case no DMA mapping was established The multi-packet WQE transmit code attempts to obtain a DMA mapping for…
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High 7.8
net/sched: accept TCA_STAB only for root qdisc
In the Linux kernel, the following vulnerability has been resolved: net/sched: accept TCA_STAB only for root qdisc Most qdiscs maintain their backlog using qdisc_pkt_len(skb) on the assumption it is invariant between the enqueue() and dequeue() handlers. Unfo…
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High 7.8
nfsd: cancel nfsd_shrinker_work using sync mode in nfs4_state_shutdown_net
In the Linux kernel, the following vulnerability has been resolved: nfsd: cancel nfsd_shrinker_work using sync mode in nfs4_state_shutdown_net In the normal case, when we excute `echo 0 > /proc/fs/nfsd/threads`, the function `nfs4_state_destroy_net` in `nfs4_…
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High 7.8
net: sched: fix use-after-free in taprio_change()
In the Linux kernel, the following vulnerability has been resolved: net: sched: fix use-after-free in taprio_change() In 'taprio_change()', 'admin' pointer may become dangling due to sched switch / removal caused by 'advance_sched()', and critical section pro…
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High 7.8
usb: typec: altmode should keep reference to parent
In the Linux kernel, the following vulnerability has been resolved: usb: typec: altmode should keep reference to parent The altmode device release refers to its parent device, but without keeping a reference to it. When registering the altmode, get a referenc…
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High 7.8
smb: client: fix OOBs when building SMB2_IOCTL request
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix OOBs when building SMB2_IOCTL request When using encryption, either enforced by the server or when using 'seal' mount option, the client will squash all compound request buff…
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High 7.8
net: phy: dp83869: fix memory corruption when enabling fiber
In the Linux kernel, the following vulnerability has been resolved: net: phy: dp83869: fix memory corruption when enabling fiber When configuring the fiber port, the DP83869 PHY driver incorrectly calls linkmode_set_bit() with a bit mask (1 << 10) rather than…
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High 7.8
bpf: Fix out-of-bounds write in trie_get_next_key()
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix out-of-bounds write in trie_get_next_key() trie_get_next_key() allocates a node stack with size trie->max_prefixlen, while it writes (trie->max_prefixlen + 1) nodes to the stack when…
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High 7.8
security/keys: fix slab-out-of-bounds in key_task_permission
In the Linux kernel, the following vulnerability has been resolved: security/keys: fix slab-out-of-bounds in key_task_permission KASAN reports an out of bounds read: BUG: KASAN: slab-out-of-bounds in __kuid_val include/linux/uidgid.h:36 BUG: KASAN: slab-out-o…
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High 7.8
net/sched: stop qdisc_tree_reduce_backlog on TC_H_ROOT
In the Linux kernel, the following vulnerability has been resolved: net/sched: stop qdisc_tree_reduce_backlog on TC_H_ROOT In qdisc_tree_reduce_backlog, Qdiscs with major handle ffff: are assumed to be either root or ingress. This assumption is bogus since it…
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High 7.8
scsi: sg: Fix slab-use-after-free read in sg_release()
In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Fix slab-use-after-free read in sg_release() Fix a use-after-free bug in sg_release(), detected by syzbot with KASAN: BUG: KASAN: slab-use-after-free in lock_release+0x151/0xa30 ker…
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High 7.8
blk-cgroup: Fix UAF in blkcg_unpin_online()
In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fix UAF in blkcg_unpin_online() blkcg_unpin_online() walks up the blkcg hierarchy putting the online pin. To walk up, it uses blkcg_parent(blkcg) but it was calling that after blk…
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High 7.8
dm array: fix releasing a faulty array block twice in dm_array_cursor_end
In the Linux kernel, the following vulnerability has been resolved: dm array: fix releasing a faulty array block twice in dm_array_cursor_end When dm_bm_read_lock() fails due to locking or checksum errors, it releases the faulty block implicitly while leaving…
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High 7.8
hrtimers: Handle CPU state correctly on hotplug
In the Linux kernel, the following vulnerability has been resolved: hrtimers: Handle CPU state correctly on hotplug Consider a scenario where a CPU transitions from CPUHP_ONLINE to halfway through a CPU hotunplug down to CPUHP_HRTIMERS_PREPARE, and then back …
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High 7.8
pps: Fix a use-after-free
In the Linux kernel, the following vulnerability has been resolved: pps: Fix a use-after-free On a board running ntpd and gpsd, I'm seeing a consistent use-after-free in sys_exit() from gpsd when rebooting: pps pps1: removed ------------[ cut here ]----------…
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High 7.8
dm thin: make get_first_thin use rcu-safe list first function
In the Linux kernel, the following vulnerability has been resolved: dm thin: make get_first_thin use rcu-safe list first function The documentation in rculist.h explains the absence of list_empty_rcu() and cautions programmers against relying on a list_empty(…
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High 7.8
vsock/virtio: discard packets if the transport changes
In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: discard packets if the transport changes If the socket has been de-assigned or assigned to another transport, we must discard any packets received because they are not expected …
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High 7.8
gtp: Destroy device along with udp socket's netns dismantle.
In the Linux kernel, the following vulnerability has been resolved: gtp: Destroy device along with udp socket's netns dismantle. gtp_newlink() links the device to a list in dev_net(dev) instead of src_net, where a udp tunnel socket is created. Even when src_n…
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High 7.8CVE-2025-21692 Public exploit
net: sched: fix ets qdisc OOB Indexing
In the Linux kernel, the following vulnerability has been resolved: net: sched: fix ets qdisc OOB Indexing Haowei Yan <g1042620637@gmail.com> found that ets_class_from_arg() can index an Out-Of-Bound class in ets_class_from_arg() when passed clid of 0. The ov…
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High 7.8
padata: avoid UAF for reorder_work
In the Linux kernel, the following vulnerability has been resolved: padata: avoid UAF for reorder_work Although the previous patch can avoid ps and ps UAF for _do_serial, it can not avoid potential UAF issue for reorder_work. This issue can happen just as bel…
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High 7.8
padata: fix UAF in padata_reorder
In the Linux kernel, the following vulnerability has been resolved: padata: fix UAF in padata_reorder A bug was found when run ltp test: BUG: KASAN: slab-use-after-free in padata_find_next+0x29/0x1a0 Read of size 4 at addr ffff88bbfe003524 by task kworker/u11…
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High 7.8
btrfs: fix use-after-free when attempting to join an aborted transaction
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free when attempting to join an aborted transaction When we are trying to join the current transaction and if it's aborted, we read its 'aborted' field after unlocking fs…
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High 7.8CVE-2025-21756 Public exploit
vsock: Keep the binding until socket destruction
In the Linux kernel, the following vulnerability has been resolved: vsock: Keep the binding until socket destruction Preserve sockets bindings; this includes both resulting from an explicit bind() and those implicitly bound through autobind during connect(). …
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High 7.8
openvswitch: use RCU protection in ovs_vport_cmd_fill_info()
In the Linux kernel, the following vulnerability has been resolved: openvswitch: use RCU protection in ovs_vport_cmd_fill_info() ovs_vport_cmd_fill_info() can be called without RTNL or RCU. Use RCU protection and dev_net_rcu() to avoid potential UAF.
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High 7.8
neighbour: use RCU protection in __neigh_notify()
In the Linux kernel, the following vulnerability has been resolved: neighbour: use RCU protection in __neigh_notify() __neigh_notify() can be called without RTNL or RCU protection. Use RCU protection to avoid potential UAF.
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High 7.8
ndisc: use RCU protection in ndisc_alloc_skb()
In the Linux kernel, the following vulnerability has been resolved: ndisc: use RCU protection in ndisc_alloc_skb() ndisc_alloc_skb() can be called without RTNL or RCU being held. Add RCU protection to avoid possible UAF.
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High 7.8
partitions: mac: fix handling of bogus partition table
In the Linux kernel, the following vulnerability has been resolved: partitions: mac: fix handling of bogus partition table Fix several issues in partition probing: - The bailout for a bad partoffset must use put_dev_sector(), since the preceding read_part_sec…
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High 7.8
netfilter: nf_tables: reject mismatching sum of field_len with set key length
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: reject mismatching sum of field_len with set key length The field length description provides the length of each separated key field in the concatenation, each field get…
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High 7.8
geneve: Fix use-after-free in geneve_find_dev().
In the Linux kernel, the following vulnerability has been resolved: geneve: Fix use-after-free in geneve_find_dev(). syzkaller reported a use-after-free in geneve_find_dev() [0] without repro. geneve_configure() links struct geneve_dev.next to net_generic(net…
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High 7.8
Libxslt: libxml2: heap use-after-free in libxslt caused by atype corruption in xmlattrptr
A flaw was found in libxslt where the attribute type, atype, flags are modified in a way that corrupts internal memory management. When XSLT functions, such as the key() process, result in tree fragments, this corruption prevents the proper cleanup of ID attr…
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High 7.5
nfsd: fix NULL dereference in nfs3svc_encode_getaclres
In the Linux kernel, the following vulnerability has been resolved: nfsd: fix NULL dereference in nfs3svc_encode_getaclres In error cases the dentry may be NULL. Before 20798dfe249a, the encoder also checked dentry and d_really_is_positive(dentry), but that l…
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High 7.5
The Linux kernel NFSD implementation prior to versions 5.19.17 and 6.0.2 are vulnerable to buffer overflow. NFSD tracks…
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High 7.5
NFSD: Fix the behavior of READ near OFFSET_MAX
In the Linux kernel, the following vulnerability has been resolved: NFSD: Fix the behavior of READ near OFFSET_MAX Dan Aloni reports: > Due to commit 8cfb9015280d ("NFS: Always provide aligned buffers to > the RPC read layers") on the client, a read of 0xfff …
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High 7.5
M2crypto: bleichenbacher timing attacks in the rsa decryption api - incomplete fix for cve-2020-25657
A flaw was found in m2crypto. This issue may allow a remote attacker to decrypt captured messages in TLS servers that use RSA key exchanges, which may lead to exposure of confidential or sensitive data.
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High 7.5
netfilter: nf_conntrack_h323: Add protection for bmp length out of range
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conntrack_h323: Add protection for bmp length out of range UBSAN load reports an exception of BRK#5515 SHIFT_ISSUE:Bitwise shifts that are out of bounds for their data type. vml…
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High 7.5
net: core: reject skb_copy(_expand) for fraglist GSO skbs
In the Linux kernel, the following vulnerability has been resolved: net: core: reject skb_copy(_expand) for fraglist GSO skbs SKB_GSO_FRAGLIST skbs must not be linearized, otherwise they become invalid. Return NULL if such an skb is passed to skb_copy or skb_…
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High 7.5
smb: client: fix deadlock in smb2_find_smb_tcon()
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix deadlock in smb2_find_smb_tcon() Unlock cifs_tcp_ses_lock before calling cifs_put_smb_ses() to avoid such deadlock.
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High 7.5
drop_monitor: replace spin_lock by raw_spin_lock
In the Linux kernel, the following vulnerability has been resolved: drop_monitor: replace spin_lock by raw_spin_lock trace_drop_common() is called with preemption disabled, and it acquires a spin_lock. This is problematic for RT kernels because spin_locks are…
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High 7.5
Validating the order of the public keys in the Diffie-Hellman Key Agreement Protocol, when an approved safe prime is us…
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High 7.5
RDMA/iwcm: Fix WARNING:at_kernel/workqueue.c:#check_flush_dependency
In the Linux kernel, the following vulnerability has been resolved: RDMA/iwcm: Fix WARNING:at_kernel/workqueue.c:#check_flush_dependency In the commit aee2424246f9 ("RDMA/iwcm: Fix a use-after-free related to destroying CM IDs"), the function flush_workqueue …
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High 7.5
netfilter: br_netfilter: fix panic with metadata_dst skb
In the Linux kernel, the following vulnerability has been resolved: netfilter: br_netfilter: fix panic with metadata_dst skb Fix a kernel panic in the br_netfilter module when sending untagged traffic via a VxLAN device. This happens during the check for frag…
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High 7.5
RDMA/mad: Improve handling of timed out WRs of mad agent
In the Linux kernel, the following vulnerability has been resolved: RDMA/mad: Improve handling of timed out WRs of mad agent Current timeout handler of mad agent acquires/releases mad_agent_priv lock for every timed out WRs. This causes heavy locking contenti…
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High 7.5
net: fix data-races around sk->sk_forward_alloc
In the Linux kernel, the following vulnerability has been resolved: net: fix data-races around sk->sk_forward_alloc Syzkaller reported this warning: ------------[ cut here ]------------ WARNING: CPU: 0 PID: 16 at net/ipv4/af_inet.c:156 inet_sock_destruct+0x1c…
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High 7.5
NFSD: fix hang in nfsd4_shutdown_callback
In the Linux kernel, the following vulnerability has been resolved: NFSD: fix hang in nfsd4_shutdown_callback If nfs4_client is in courtesy state then there is no point to send the callback. This causes nfsd4_shutdown_callback to hang since cl_cb_inflight is …
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High 7.5
smb: client: Add check for next_buffer in receive_encrypted_standard()
In the Linux kernel, the following vulnerability has been resolved: smb: client: Add check for next_buffer in receive_encrypted_standard() Add check for the return value of cifs_buf_get() and cifs_small_buf_get() in receive_encrypted_standard() to prevent nul…
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High 7.5CVE-2025-69420 Public exploit
Missing ASN1_TYPE validation in TS_RESP_verify_response() function
Issue summary: A type confusion vulnerability exists in the TimeStamp Response verification code where an ASN1_TYPE union member is accessed without first validating the type, causing an invalid or NULL pointer dereference when processing a malformed TimeStam…
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High 7.5CVE-2025-69421 Public exploit
NULL Pointer Dereference in PKCS12_item_decrypt_d2i_ex function
Issue summary: Processing a malformed PKCS#12 file can trigger a NULL pointer dereference in the PKCS12_item_decrypt_d2i_ex() function. Impact summary: A NULL pointer dereference can trigger a crash which leads to Denial of Service for an application processi…
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High 7.5
NULL Pointer Dereference When Processing a Delta CRL
Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen if the required CRL Number extension is missing. Impact summary: A NULL pointer dereference can trigger a crash which leads to a…
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High 7.5
Possible NULL Dereference When Processing CMS KeyAgreeRecipientInfo
Issue summary: During processing of a crafted CMS EnvelopedData message with KeyAgreeRecipientInfo a NULL pointer dereference can happen. Impact summary: Applications that process attacker-controlled CMS data may crash before authentication or cryptographic o…
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High 7.5
Possible NULL Dereference When Processing CMS KeyTransportRecipientInfo
Issue summary: During processing of a crafted CMS EnvelopedData message with KeyTransportRecipientInfo a NULL pointer dereference can happen. Impact summary: Applications that process attacker-controlled CMS data may crash before authentication or cryptograph…
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High 7.4CVE-2025-69419 Public exploit
Out of bounds write in PKCS12_get_friendlyname() UTF-8 conversion
Issue summary: Calling PKCS12_get_friendlyname() function on a maliciously crafted PKCS#12 file with a BMPString (UTF-16BE) friendly name containing non-ASCII BMP code point can trigger a one byte write before the allocated buffer. Impact summary: The out-of-…
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High 7.3
net: ip_tunnel: make sure to pull inner header in ip_tunnel_rcv()
In the Linux kernel, the following vulnerability has been resolved: net: ip_tunnel: make sure to pull inner header in ip_tunnel_rcv() Apply the same fix than ones found in : 8d975c15c0cd ("ip6_tunnel: make sure to pull inner header in __ip6_tnl_rcv()") 1ca1ba…
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High 7.3
erspan: make sure erspan_base_hdr is present in skb->head
In the Linux kernel, the following vulnerability has been resolved: erspan: make sure erspan_base_hdr is present in skb->head syzbot reported a problem in ip6erspan_rcv() [1] Issue is that ip6erspan_rcv() (and erspan_rcv()) no longer make sure erspan_base_hdr…
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High 7.3
netfilter: nf_tables: flush pending destroy work before exit_net release
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: flush pending destroy work before exit_net release Similar to 2c9f0293280e ("netfilter: nf_tables: flush pending destroy work before netlink notifier") to address a race…
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High 7.3
drm/amd/display: Fix potential index out of bounds in color transformation function
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix potential index out of bounds in color transformation function Fixes index out of bounds issue in the color transformation function. The issue could occur when the index …
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High 7.3
enic: Validate length of nl attributes in enic_set_vf_port
In the Linux kernel, the following vulnerability has been resolved: enic: Validate length of nl attributes in enic_set_vf_port enic_set_vf_port assumes that the nl attribute IFLA_PORT_PROFILE is of length PORT_PROFILE_MAX and that the nl attributes IFLA_PORT_…
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High 7.3
f2fs: remove clear SB_INLINECRYPT flag in default_options
In the Linux kernel, the following vulnerability has been resolved: f2fs: remove clear SB_INLINECRYPT flag in default_options In f2fs_remount, SB_INLINECRYPT flag will be clear and re-set. If create new file or open file during this gap, these files will not …
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High 7.3
of/irq: Prevent device address out-of-bounds read in interrupt map walk
In the Linux kernel, the following vulnerability has been resolved: of/irq: Prevent device address out-of-bounds read in interrupt map walk When of_irq_parse_raw() is invoked with a device address smaller than the interrupt parent node (from #address-cells pr…
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High 7.3
tracing: Consider the NULL character when validating the event length
In the Linux kernel, the following vulnerability has been resolved: tracing: Consider the NULL character when validating the event length strlen() returns a string length excluding the null byte. If the string length equals to the maximum buffer length, the b…
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High 7.3
af_packet: fix vlan_get_protocol_dgram() vs MSG_PEEK
In the Linux kernel, the following vulnerability has been resolved: af_packet: fix vlan_get_protocol_dgram() vs MSG_PEEK Blamed commit forgot MSG_PEEK case, allowing a crash [1] as found by syzbot. Rework vlan_get_protocol_dgram() to not touch skb at all, so …
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High 7.3
af_packet: fix vlan_get_tci() vs MSG_PEEK
In the Linux kernel, the following vulnerability has been resolved: af_packet: fix vlan_get_tci() vs MSG_PEEK Blamed commit forgot MSG_PEEK case, allowing a crash [1] as found by syzbot. Rework vlan_get_tci() to not touch skb at all, so that it can be used fr…
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High 7.3
sched: sch_cake: add bounds checks to host bulk flow fairness counts
In the Linux kernel, the following vulnerability has been resolved: sched: sch_cake: add bounds checks to host bulk flow fairness counts Even though we fixed a logic error in the commit cited below, syzbot still managed to trigger an underflow of the per-host…
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High 7.1
A use-after-free flaw was found in nfsd4_ssc_setup_dul in fs/nfsd/nfs4proc.c in the NFS filesystem in the Linux Kernel.…
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High 7.1
f2fs: compress: don't allow unaligned truncation on released compress inode
In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: don't allow unaligned truncation on released compress inode f2fs image may be corrupted after below testcase: - mkfs.f2fs -O extra_attr,compression -f /dev/vdb - mount /dev/vd…
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High 7.1
netfilter: validate user input for expected length
In the Linux kernel, the following vulnerability has been resolved: netfilter: validate user input for expected length I got multiple syzbot reports showing old bugs exposed by BPF after commit 20f2505fb436 ("bpf: Try to avoid kzalloc in cgroup/{s,g}etsockopt…
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High 7.1
netfilter: complete validation of user input
In the Linux kernel, the following vulnerability has been resolved: netfilter: complete validation of user input In my recent commit, I missed that do_replace() handlers use copy_from_sockptr() (which I fixed), followed by unsafe copy_from_sockptr_offset() ca…
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High 7.1
Bluetooth: SCO: Fix not validating setsockopt user input
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: Fix not validating setsockopt user input syzbot reported sco_sock_setsockopt() is copying data without checking user input length. BUG: KASAN: slab-out-of-bounds in copy_from_…
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High 7.1
xsk: validate user input for XDP_{UMEM|COMPLETION}_FILL_RING
In the Linux kernel, the following vulnerability has been resolved: xsk: validate user input for XDP_{UMEM|COMPLETION}_FILL_RING syzbot reported an illegal copy in xsk_setsockopt() [1] Make sure to validate setsockopt() @optlen parameter. [1] BUG: KASAN: slab…
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High 7.1
drm/amd/display: Fix index out of bounds in degamma hardware format translation
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix index out of bounds in degamma hardware format translation Fixes index out of bounds issue in `cm_helper_translate_curve_to_degamma_hw_format` function. The issue could o…
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High 7.1
wifi: iwlwifi: mvm: Fix response handling in iwl_mvm_send_recovery_cmd()
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: Fix response handling in iwl_mvm_send_recovery_cmd() 1. The size of the response packet is not validated. 2. The response buffer is not freed. Resolve these issues by swit…
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High 7.1
HID: core: Fix assumption that Resolution Multipliers must be in Logical Collections
In the Linux kernel, the following vulnerability has been resolved: HID: core: Fix assumption that Resolution Multipliers must be in Logical Collections A report in 2019 by the syzbot fuzzer was found to be connected to two errors in the HID core associated w…
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High 7.1
sctp: sysctl: auth_enable: avoid using current->nsproxy
In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: auth_enable: avoid using current->nsproxy As mentioned in a previous commit of this series, using the 'net' structure via 'current' is not recommended for different reasons: - I…
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High 7.1
sctp: sysctl: cookie_hmac_alg: avoid using current->nsproxy
In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: cookie_hmac_alg: avoid using current->nsproxy As mentioned in a previous commit of this series, using the 'net' structure via 'current' is not recommended for different reasons:…
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High 7.1
ipmr: do not call mr_mfc_uses_dev() for unres entries
In the Linux kernel, the following vulnerability has been resolved: ipmr: do not call mr_mfc_uses_dev() for unres entries syzbot found that calling mr_mfc_uses_dev() for unres entries would crash [1], because c->mfc_un.res.minvif / c->mfc_un.res.maxvif alias …
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High 7.0
mm: swap: fix race between free_swap_and_cache() and swapoff()
In the Linux kernel, the following vulnerability has been resolved: mm: swap: fix race between free_swap_and_cache() and swapoff() There was previously a theoretical window where swapoff() could run and teardown a swap_info_struct while a call to free_swap_an…
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High 7.0
mac802154: fix llsec key resources release in mac802154_llsec_key_del
In the Linux kernel, the following vulnerability has been resolved: mac802154: fix llsec key resources release in mac802154_llsec_key_del mac802154_llsec_key_del() can free resources of a key directly without following the RCU rules for waiting before the end…
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High 7.0
netfilter: nf_tables: Fix potential data-race in __nft_flowtable_type_get()
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: Fix potential data-race in __nft_flowtable_type_get() nft_unregister_flowtable_type() within nf_flow_inet_module_exit() can concurrent with __nft_flowtable_type_get() wi…
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High 7.0
ipv6: sr: fix invalid unregister error path
In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: fix invalid unregister error path The error path of seg6_init() is wrong in case CONFIG_IPV6_SEG6_LWTUNNEL is not defined. In that case if seg6_hmac_init() fails, the genl_unregiste…
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Medium 6.5
Information exposure through microarchitectural state after transient execution from some register files for some Intel…
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Medium 6.5
POLY1305 MAC implementation corrupts vector registers on PowerPC
Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions. Impact summary: If an attacker ca…
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Medium 6.5
blk-iocost: avoid out of bounds shift
In the Linux kernel, the following vulnerability has been resolved: blk-iocost: avoid out of bounds shift UBSAN catches undefined behavior in blk-iocost, where sometimes iocg->delay is shifted right by a number that is too large, resulting in undefined behavi…
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Medium 6.5
wifi: ar5523: enable proper endpoint verification
In the Linux kernel, the following vulnerability has been resolved: wifi: ar5523: enable proper endpoint verification Syzkaller reports [1] hitting a warning about an endpoint in use not having an expected type to it. Fix the issue by checking for the existen…
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Medium 6.4
media: pvrusb2: fix uaf in pvr2_context_set_notify
In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fix uaf in pvr2_context_set_notify [Syzbot reported] BUG: KASAN: slab-use-after-free in pvr2_context_set_notify+0x2c4/0x310 drivers/media/usb/pvrusb2/pvrusb2-context.c:35 Read…
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Medium 6.3
There is a NULL pointer vulnerability in vmwgfx driver
A NULL pointer dereference vulnerability was found in vmwgfx driver in drivers/gpu/vmxgfx/vmxgfx_execbuf.c in GPU component of Linux kernel with device file '/dev/dri/renderD128 (or Dxxx)'. This flaw allows a local attacker with a user account on the system t…
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Medium 6.3
NULL pointer deference in rfcomm_check_security in Linux kernel
NULL Pointer Dereference vulnerability in Linux Linux kernel kernel on Linux, x86, ARM (net, bluetooth modules) allows Overflow Buffers. This vulnerability is associated with program files /net/bluetooth/rfcomm/core.C. This issue affects Linux kernel: v2.6.12…
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Medium 6.0
ACPI: processor_idle: Fix memory leak in acpi_processor_power_exit()
In the Linux kernel, the following vulnerability has been resolved: ACPI: processor_idle: Fix memory leak in acpi_processor_power_exit() After unregistering the CPU idle device, the memory associated with it is not freed, leading to a memory leak: unreference…
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Medium 5.9
Excessive time spent checking invalid RSA public keys
Issue summary: Checking excessively long invalid RSA public keys may take a long time. Impact summary: Applications that use the function EVP_PKEY_public_check() to check RSA public keys may experience long delays. Where the key that is being checked has been…
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Medium 5.9CVE-2024-2511 EPSS 59%
Unbounded memory growth with session handling in TLSv1.3
Issue summary: Some non-default TLS server configurations can cause unbounded memory growth when processing TLSv1.3 sessions Impact summary: An attacker may exploit certain server configurations to trigger unbounded memory growth that would lead to a Denial o…
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Medium 5.5
PKCS12 Decoding crashes
Issue summary: Processing a maliciously formatted PKCS12 file may lead OpenSSL to crash leading to a potential Denial of Service attack Impact summary: Applications loading files in the PKCS12 format from untrusted sources might terminate abruptly. A file in …
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Medium 5.5
In the Linux kernel through 6.7.1, there is a use-after-free in cec_queue_msg_fh, related to drivers/media/cec/core/cec…
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Medium 5.5
create_empty_lvol in drivers/mtd/ubi/vtbl.c in the Linux kernel through 6.7.4 can attempt to allocate zero bytes, and c…
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Medium 5.5
Bluetooth: hci_core: Fix possible buffer overflow
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_core: Fix possible buffer overflow struct hci_dev_info has a fixed size name[8] field so in the event that hdev->name is bigger than that strcpy would attempt to write past its…
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Medium 5.5
Bluetooth: rfcomm: Fix null-ptr-deref in rfcomm_check_security
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: rfcomm: Fix null-ptr-deref in rfcomm_check_security During our fuzz testing of the connection and disconnection process at the RFCOMM layer, we discovered this bug. By comparing th…
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Medium 5.5
media: usbtv: Remove useless locks in usbtv_video_free()
In the Linux kernel, the following vulnerability has been resolved: media: usbtv: Remove useless locks in usbtv_video_free() Remove locks calls in usbtv_video_free() because are useless and may led to a deadlock as reported here: https://syzkaller.appspot.com…
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Medium 5.5
pstore/zone: Add a null pointer check to the psz_kmsg_read
In the Linux kernel, the following vulnerability has been resolved: pstore/zone: Add a null pointer check to the psz_kmsg_read kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure. Ensure the allocation was successful b…
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Medium 5.5
geneve: fix header validation in geneve[6]_xmit_skb
In the Linux kernel, the following vulnerability has been resolved: geneve: fix header validation in geneve[6]_xmit_skb syzbot is able to trigger an uninit-value in geneve_xmit() [1] Problem : While most ip tunnel helpers (like ip_tunnel_get_dsfield()) uses s…
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Medium 5.5
xfrm: validate new SA's prefixlen using SA family when sel.family is unset
In the Linux kernel, the following vulnerability has been resolved: xfrm: validate new SA's prefixlen using SA family when sel.family is unset This expands the validation introduced in commit 07bf7908950a ("xfrm: Validate address prefix lengths in the xfrm se…
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Medium 5.5
Bluetooth: bnep: fix wild-memory-access in proto_unregister
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bnep: fix wild-memory-access in proto_unregister There's issue as follows: KASAN: maybe wild-memory-access in range [0xdead...108-0xdead...10f] CPU: 3 UID: 0 PID: 2805 Comm: rmmod …
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Medium 5.5
scsi: target: core: Fix null-ptr-deref in target_alloc_device()
In the Linux kernel, the following vulnerability has been resolved: scsi: target: core: Fix null-ptr-deref in target_alloc_device() There is a null-ptr-deref issue reported by KASAN: BUG: KASAN: null-ptr-deref in target_alloc_device+0xbc4/0xbe0 [target_core_m…
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Medium 5.5
ALSA: firewire-lib: Avoid division by zero in apply_constraint_to_size()
In the Linux kernel, the following vulnerability has been resolved: ALSA: firewire-lib: Avoid division by zero in apply_constraint_to_size() The step variable is initialized to zero. It is changed in the loop, but if it's not changed it will remain zero. Add …
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Medium 5.5
posix-clock: posix-clock: Fix unbalanced locking in pc_clock_settime()
In the Linux kernel, the following vulnerability has been resolved: posix-clock: posix-clock: Fix unbalanced locking in pc_clock_settime() If get_clock_desc() succeeds, it calls fget() for the clockid's fd, and get the clk->rwsem read lock, so the error path …
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Medium 5.5
ipv4: ip_tunnel: Fix suspicious RCU usage warning in ip_tunnel_init_flow()
In the Linux kernel, the following vulnerability has been resolved: ipv4: ip_tunnel: Fix suspicious RCU usage warning in ip_tunnel_init_flow() There are code paths from which the function is called without holding the RCU read lock, resulting in a suspicious …
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Medium 5.5
fs: Fix uninitialized value issue in from_kuid and from_kgid
In the Linux kernel, the following vulnerability has been resolved: fs: Fix uninitialized value issue in from_kuid and from_kgid ocfs2_setattr() uses attr->ia_mode, attr->ia_uid and attr->ia_gid in a trace point even though ATTR_MODE, ATTR_UID and ATTR_GID ar…
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Medium 5.5
ubifs: skip dumping tnc tree when zroot is null
In the Linux kernel, the following vulnerability has been resolved: ubifs: skip dumping tnc tree when zroot is null Clearing slab cache will free all znode in memory and make c->zroot.znode = NULL, then dumping tnc tree will access c->zroot.znode which cause …
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Medium 5.5
wifi: rtlwifi: fix memory leaks and invalid access at probe error path
In the Linux kernel, the following vulnerability has been resolved: wifi: rtlwifi: fix memory leaks and invalid access at probe error path Deinitialize at reverse order when probe fails. When init_sw_vars fails, rtl_deinit_core should not be called, specially…
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Medium 5.5
team: prevent adding a device which is already a team device lower
In the Linux kernel, the following vulnerability has been resolved: team: prevent adding a device which is already a team device lower Prevent adding a device which is already a team device lower, e.g. adding veth0 if vlan1 was already added and veth0 is a lo…
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Medium 5.5
sctp: sysctl: rto_min/max: avoid using current->nsproxy
In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: rto_min/max: avoid using current->nsproxy As mentioned in a previous commit of this series, using the 'net' structure via 'current' is not recommended for different reasons: - I…
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Medium 5.5
vsock: prevent null-ptr-deref in vsock_*[has_data|has_space]
In the Linux kernel, the following vulnerability has been resolved: vsock: prevent null-ptr-deref in vsock_*[has_data|has_space] Recent reports have shown how we sometimes call vsock_*_has_data() when a vsock socket has been de-assigned from a transport (see …
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Medium 5.5
bpf: Fix bpf_sk_select_reuseport() memory leak
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix bpf_sk_select_reuseport() memory leak As pointed out in the original comment, lookup in sockmap can return a TCP ESTABLISHED socket. Such TCP socket may have had SO_ATTACH_REUSEPORT_…
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Medium 5.5
fs/proc: fix softlockup in __read_vmcore (part 2)
In the Linux kernel, the following vulnerability has been resolved: fs/proc: fix softlockup in __read_vmcore (part 2) Since commit 5cbcb62dddf5 ("fs/proc: fix softlockup in __read_vmcore") the number of softlockups in __read_vmcore at kdump time have gone dow…
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Medium 5.5
acct: perform last write from workqueue
In the Linux kernel, the following vulnerability has been resolved: acct: perform last write from workqueue In [1] it was reported that the acct(2) system call can be used to trigger NULL deref in cases where it is set to write to a file that triggers an inte…
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Medium 5.5
USB: gadget: f_midi: f_midi_complete to call queue_work
In the Linux kernel, the following vulnerability has been resolved: USB: gadget: f_midi: f_midi_complete to call queue_work When using USB MIDI, a lock is attempted to be acquired twice through a re-entrant call to f_midi_transmit, causing a deadlock. Fix it …
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Medium 5.5
drop_monitor: fix incorrect initialization order
In the Linux kernel, the following vulnerability has been resolved: drop_monitor: fix incorrect initialization order Syzkaller reports the following bug: BUG: spinlock bad magic on CPU#1, syz-executor.0/7995 lock: 0xffff88805303f3e0, .magic: 00000000, .owner:…
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Medium 5.5
gtp: Suppress list corruption splat in gtp_net_exit_batch_rtnl().
In the Linux kernel, the following vulnerability has been resolved: gtp: Suppress list corruption splat in gtp_net_exit_batch_rtnl(). Brad Spengler reported the list_del() corruption splat in gtp_net_exit_batch_rtnl(). [0] Commit eb28fd76c0a0 ("gtp: Destroy d…
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Medium 5.5
Missing ASN1_TYPE validation in PKCS#12 parsing
Issue summary: An invalid or NULL pointer dereference can happen in an application processing a malformed PKCS#12 file. Impact summary: An application processing a malformed PKCS#12 file can be caused to dereference an invalid or NULL pointer on memory read, …
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Medium 5.3
Excessive time spent in DH check / generation with large Q parameter value
Issue summary: Generating excessively long X9.42 DH keys or checking excessively long X9.42 DH keys or parameters may be very slow. Impact summary: Applications that use the functions DH_generate_key() to generate an X9.42 DH key may experience long delays. L…
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Medium 5.3
do_sys_name_to_handle(): use kzalloc() to fix kernel-infoleak
In the Linux kernel, the following vulnerability has been resolved: do_sys_name_to_handle(): use kzalloc() to fix kernel-infoleak syzbot identified a kernel information leak vulnerability in do_sys_name_to_handle() and issued the following report [1]. [1] "BU…
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Medium 5.3
ALSA: usb-audio: Stop parsing channels bits when all channels are found.
In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Stop parsing channels bits when all channels are found. If a usb audio device sets more bits than the amount of channels it could write outside of the map array.
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Medium 5.3
vt: fix unicode buffer corruption when deleting characters
In the Linux kernel, the following vulnerability has been resolved: vt: fix unicode buffer corruption when deleting characters This is the same issue that was fixed for the VGA text buffer in commit 39cdb68c64d8 ("vt: fix memory overlapping when deleting char…
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Medium 5.3
GNU Binutils ld elflink.c elf_gc_sweep memory corruption
A vulnerability was found in GNU Binutils up to 2.44. It has been rated as critical. Affected by this issue is the function elf_gc_sweep of the file bfd/elflink.c of the component ld. The manipulation leads to memory corruption. An attack has to be approached…
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Medium 5.3
GNU Binutils objdump debug.c debug_type_samep memory corruption
A vulnerability classified as critical has been found in GNU Binutils up to 2.44. This affects the function debug_type_samep of the file /binutils/debug.c of the component objdump. The manipulation leads to memory corruption. Local access is required to appro…
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Medium 5.3CVE-2025-7545 Public exploit
GNU Binutils objcopy.c copy_section heap-based overflow
A vulnerability classified as problematic was found in GNU Binutils 2.45. Affected by this vulnerability is the function copy_section of the file binutils/objcopy.c. The manipulation leads to heap-based buffer overflow. Attacking locally is a requirement. The…
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Medium 5.3
GNU Binutils elf.c bfd_elf_set_group_contents out-of-bounds write
A vulnerability, which was classified as problematic, has been found in GNU Binutils 2.45. Affected by this issue is the function bfd_elf_set_group_contents of the file bfd/elf.c. The manipulation leads to out-of-bounds write. It is possible to launch the att…
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Medium 5.3
ASN1_TYPE Type Confusion in the PKCS7_digest_from_attributes() function
Issue summary: A type confusion vulnerability exists in the signature verification of signed PKCS#7 data where an ASN1_TYPE union member is accessed without first validating the type, causing an invalid or NULL pointer dereference when processing malformed PK…
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Medium 5.1
batman-adv: Avoid infinite loop trying to resize local TT
In the Linux kernel, the following vulnerability has been resolved: batman-adv: Avoid infinite loop trying to resize local TT If the MTU of one of an attached interface becomes too small to transmit the local translation table then it must be resized to fit i…
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Medium 4.7
usb: gadget: f_fs: Remove WARN_ON in functionfs_bind
In the Linux kernel, the following vulnerability has been resolved: usb: gadget: f_fs: Remove WARN_ON in functionfs_bind This commit addresses an issue related to below kernel panic where panic_on_warn is enabled. It is caused by the unnecessary use of WARN_O…
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Medium 4.7
Heap out-of-bounds write in BIO_f_linebuffer on short writes
Issue summary: Writing large, newline-free data into a BIO chain using the line-buffering filter where the next BIO performs short writes can trigger a heap-based out-of-bounds write. Impact summary: This out-of-bounds write can cause memory corruption which …
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Medium 4.6
Race condition vulnerability in Linux kernel bluetooth in conn_info_{min,max}_age_set()
A race condition was found in the Linux kernel's net/bluetooth device driver in conn_info_{min,max}_age_set() function. This can result in integrity overflow issue, possibly leading to bluetooth connection abnormality or denial of service.
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Medium 4.6
Race condition vulnerability in Linux kernel net/bluetooth in {conn,adv}_{min,max}_interval_set()
A race condition was found in the Linux kernel's net/bluetooth in {conn,adv}_{min,max}_interval_set() function. This can result in I2cap connection or broadcast abnormality issue, possibly leading to denial of service.
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Medium 4.6
Race condition vulnerability in Linux kernel bluetooth sniff_{min,max}_interval_set()
A race condition was found in the Linux kernel's net/bluetooth in sniff_{min,max}_interval_set() function. This can result in a bluetooth sniffing exception issue, possibly leading denial of service.
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Medium 4.4
Integer overflow in raid5_cache_count in Linux kernel
Integer Overflow or Wraparound vulnerability in Linux Linux kernel kernel on Linux, x86, ARM (md, raid, raid5 modules) allows Forced Integer Overflow.
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Medium 4.4
scsi: qedf: Ensure the copied buf is NUL terminated
In the Linux kernel, the following vulnerability has been resolved: scsi: qedf: Ensure the copied buf is NUL terminated Currently, we allocate a count-sized kernel buffer and copy count from userspace to that buffer. Later, we use kstrtouint on this buffer bu…
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Medium 4.3
The brcm80211 component in the Linux kernel through 6.5.10 has a brcmf_cfg80211_detach use-after-free in the device unp…
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Medium 4.3
Kernel: nvme: info leak due to out-of-bounds read in nvmet_ctrl_find_get
An out-of-bounds read vulnerability was found in the NVMe-oF/TCP subsystem in the Linux kernel. This issue may allow a remote attacker to send a crafted TCP packet, triggering a heap-based buffer overflow that results in kmalloc data being printed and potenti…
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Medium 4.0
Unauthenticated/unencrypted trailing bytes with low-level OCB function calls
Issue summary: When using the low-level OCB API directly with AES-NI or<br>other hardware-accelerated code paths, inputs whose length is not a multiple<br>of 16 bytes can leave the final partial block unencrypted and unauthenticated.<br><br>Impact summary: Th…
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Low 3.3
GNU Binutils objdump bucomm.c display_info memory leak
A vulnerability has been found in GNU Binutils 2.43/2.44 and classified as problematic. Affected by this vulnerability is the function display_info of the file binutils/bucomm.c of the component objdump. The manipulation leads to memory leak. An attack has to…
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Low 3.3
GNU Binutils BFD Library elf.c bfd_elf_get_str_section null pointer dereference
A vulnerability has been found in GNU Binutils 2.44 and classified as problematic. This vulnerability affects the function bfd_elf_get_str_section of the file bfd/elf.c of the component BFD Library. The manipulation leads to null pointer dereference. Local ac…
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Unscored —
fs/nfsd/trace.h in the Linux kernel before 5.13.4 might allow remote attackers to cause a denial of service (out-of-bou…
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Unscored —
An out-of-bounds (OOB) memory write flaw was found in the NFSD in the Linux kernel. Missing sanity may lead to a write …
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Unscored —
SUNRPC: Fix null pointer dereference in svc_rqst_free()
In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix null pointer dereference in svc_rqst_free() When alloc_pages_node() returns null in svc_rqst_alloc(), the null rq_scratch_page pointer will be dereferenced when calling put_page()…
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Unscored —
block: add check that partition length needs to be aligned with block size
In the Linux kernel, the following vulnerability has been resolved: block: add check that partition length needs to be aligned with block size Before calling add partition or resize partition, there is no check on whether the length is aligned with the logica…
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Unscored —
nfsd: fix RELEASE_LOCKOWNER
In the Linux kernel, the following vulnerability has been resolved: nfsd: fix RELEASE_LOCKOWNER The test on so_count in nfsd4_release_lockowner() is nonsense and harmful. Revert to using check_for_locks(), changing that to not sleep. First: harmful. As is doc…
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Unscored —
sr9800: Add check for usbnet_get_endpoints
In the Linux kernel, the following vulnerability has been resolved: sr9800: Add check for usbnet_get_endpoints Add check for usbnet_get_endpoints() and return the error if it fails in order to transfer the error.
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Unscored —
mmc: mmci: stm32: fix DMA API overlapping mappings warning
In the Linux kernel, the following vulnerability has been resolved: mmc: mmci: stm32: fix DMA API overlapping mappings warning Turning on CONFIG_DMA_API_DEBUG_SG results in the following warning: DMA-API: mmci-pl18x 48220000.mmc: cacheline tracking EEXIST, ov…
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Unscored —
x86, relocs: Ignore relocations in .notes section
In the Linux kernel, the following vulnerability has been resolved: x86, relocs: Ignore relocations in .notes section When building with CONFIG_XEN_PV=y, .text symbols are emitted into the .notes section so that Xen can find the "startup_xen" entry point. Thi…
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Unscored —
hv_netvsc: Register VF in netvsc_probe if NET_DEVICE_REGISTER missed
In the Linux kernel, the following vulnerability has been resolved: hv_netvsc: Register VF in netvsc_probe if NET_DEVICE_REGISTER missed If hv_netvsc driver is unloaded and reloaded, the NET_DEVICE_REGISTER handler cannot perform VF register successfully as t…
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Unscored —
net: ice: Fix potential NULL pointer dereference in ice_bridge_setlink()
In the Linux kernel, the following vulnerability has been resolved: net: ice: Fix potential NULL pointer dereference in ice_bridge_setlink() The function ice_bridge_setlink() may encounter a NULL pointer dereference if nlmsg_find_attr() returns NULL and br_sp…
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Unscored —
net/bnx2x: Prevent access to a freed page in page_pool
In the Linux kernel, the following vulnerability has been resolved: net/bnx2x: Prevent access to a freed page in page_pool Fix race condition leading to system crash during EEH error handling During EEH error recovery, the bnx2x driver's transmit timeout logi…
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Unscored —
wireguard: receive: annotate data-race around receiving_counter.counter
In the Linux kernel, the following vulnerability has been resolved: wireguard: receive: annotate data-race around receiving_counter.counter Syzkaller with KCSAN identified a data-race issue when accessing keypair->receiving_counter.counter. Use READ_ONCE() an…
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Unscored —
hsr: Fix uninit-value access in hsr_get_node()
In the Linux kernel, the following vulnerability has been resolved: hsr: Fix uninit-value access in hsr_get_node() KMSAN reported the following uninit-value access issue [1]: ===================================================== BUG: KMSAN: uninit-value in hs…
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Unscored —
quota: Fix potential NULL pointer dereference
In the Linux kernel, the following vulnerability has been resolved: quota: Fix potential NULL pointer dereference Below race may cause NULL pointer dereference P1 P2 dquot_free_inode quota_off drop_dquot_ref remove_dquot_ref dquots = i_dquot(inode) dquots = i…
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Unscored —
iommu/vt-d: Don't issue ATS Invalidation request when device is disconnected
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Don't issue ATS Invalidation request when device is disconnected For those endpoint devices connect to system via hotplug capable ports, users could request a hot reset to the dev…
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Unscored —
wifi: ath9k: delay all of ath9k_wmi_event_tasklet() until init is complete
In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: delay all of ath9k_wmi_event_tasklet() until init is complete The ath9k_wmi_event_tasklet() used in ath9k_htc assumes that all the data structures have been fully initialised by …
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Unscored —
x86/mm: Disallow vsyscall page read for copy_from_kernel_nofault()
In the Linux kernel, the following vulnerability has been resolved: x86/mm: Disallow vsyscall page read for copy_from_kernel_nofault() When trying to use copy_from_kernel_nofault() to read vsyscall page through a bpf program, the following oops was reported: …
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Unscored —
tracing/trigger: Fix to return error if failed to alloc snapshot
In the Linux kernel, the following vulnerability has been resolved: tracing/trigger: Fix to return error if failed to alloc snapshot Fix register_snapshot_trigger() to return error code if it failed to allocate a snapshot instead of 0 (success). Unless that, …
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Unscored —
USB: core: Fix deadlock in usb_deauthorize_interface()
In the Linux kernel, the following vulnerability has been resolved: USB: core: Fix deadlock in usb_deauthorize_interface() Among the attribute file callback routines in drivers/usb/core/sysfs.c, the interface_authorized_store() function is the only one which …
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Unscored —
scsi: core: Fix unremoved procfs host directory regression
In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix unremoved procfs host directory regression Commit fc663711b944 ("scsi: core: Remove the /proc/scsi/${proc_name} directory earlier") fixed a bug related to modules loading/unlo…
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Unscored —
drm/i915/gt: Reset queue_priority_hint on parking
In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Reset queue_priority_hint on parking Originally, with strict in order execution, we could complete execution only when the queue was empty. Preempt-to-busy allows replacement of …
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Unscored —
fat: fix uninitialized field in nostale filehandles
In the Linux kernel, the following vulnerability has been resolved: fat: fix uninitialized field in nostale filehandles When fat_encode_fh_nostale() encodes file handle without a parent it stores only first 10 bytes of the file handle. However the length of t…
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Unscored —
Squashfs: check the inode number is not the invalid value of zero
In the Linux kernel, the following vulnerability has been resolved: Squashfs: check the inode number is not the invalid value of zero Syskiller has produced an out of bounds access in fill_meta_index(). That out of bounds access is ultimately caused because t…
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Unscored —
init/main.c: Fix potential static_command_line memory overflow
In the Linux kernel, the following vulnerability has been resolved: init/main.c: Fix potential static_command_line memory overflow We allocate memory of size 'xlen + strlen(boot_command_line) + 1' for static_command_line, but the strings copied into static_co…
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Unscored —
fs: sysfs: Fix reference leak in sysfs_break_active_protection()
In the Linux kernel, the following vulnerability has been resolved: fs: sysfs: Fix reference leak in sysfs_break_active_protection() The sysfs_break_active_protection() routine has an obvious reference leak in its error path. If the call to kernfs_find_and_ge…
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Unscored —
clk: Get runtime PM before walking tree during disable_unused
In the Linux kernel, the following vulnerability has been resolved: clk: Get runtime PM before walking tree during disable_unused Doug reported [1] the following hung task: INFO: task swapper/0:1 blocked for more than 122 seconds. Not tainted 5.15.149-21875-g…
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Unscored —
tun: limit printing rate when illegal packet received by tun dev
In the Linux kernel, the following vulnerability has been resolved: tun: limit printing rate when illegal packet received by tun dev vhost_worker will call tun call backs to receive packets. If too many illegal packets arrives, tun_do_read will keep dumping p…
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Unscored —
net/rds: fix WARNING in rds_conn_connect_if_down
In the Linux kernel, the following vulnerability has been resolved: net/rds: fix WARNING in rds_conn_connect_if_down If connection isn't established yet, get_mr() will fail, trigger connection after get_mr().
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Unscored —
nbd: null check for nla_nest_start
In the Linux kernel, the following vulnerability has been resolved: nbd: null check for nla_nest_start nla_nest_start() may fail and return NULL. Insert a check and set errno based on other call sites within the same source code.
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Unscored —
clk: Fix clk_core_get NULL dereference
In the Linux kernel, the following vulnerability has been resolved: clk: Fix clk_core_get NULL dereference It is possible for clk_core_get to dereference a NULL in the following sequence: clk_core_get() of_clk_get_hw_from_clkspec() __of_clk_get_hw_from_provid…
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Unscored —
net: phy: fix phy_get_internal_delay accessing an empty array
In the Linux kernel, the following vulnerability has been resolved: net: phy: fix phy_get_internal_delay accessing an empty array The phy_get_internal_delay function could try to access to an empty array in the case that the driver is calling phy_get_internal…
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Unscored —
USB: usb-storage: Prevent divide-by-0 error in isd200_ata_command
In the Linux kernel, the following vulnerability has been resolved: USB: usb-storage: Prevent divide-by-0 error in isd200_ata_command The isd200 sub-driver in usb-storage uses the HEADS and SECTORS values in the ATA ID information to calculate cylinder and he…
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Unscored —
netfilter: nf_tables: do not compare internal table flags on updates
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: do not compare internal table flags on updates Restore skipping transaction if table update does not modify flags.
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Unscored —
media: imx: csc/scaler: fix v4l2_ctrl_handler memory leak
In the Linux kernel, the following vulnerability has been resolved: media: imx: csc/scaler: fix v4l2_ctrl_handler memory leak Free the memory allocated in v4l2_ctrl_handler_init on release.
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Unscored —
media: v4l2-mem2mem: fix a memleak in v4l2_m2m_register_entity
In the Linux kernel, the following vulnerability has been resolved: media: v4l2-mem2mem: fix a memleak in v4l2_m2m_register_entity The entity->name (i.e. name) is allocated in v4l2_m2m_register_entity but isn't freed in its following error-handling paths. Thi…
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Unscored —
media: v4l2-tpg: fix some memleaks in tpg_alloc
In the Linux kernel, the following vulnerability has been resolved: media: v4l2-tpg: fix some memleaks in tpg_alloc In tpg_alloc, resources should be deallocated in each and every error-handling paths, since they are allocated in for statements. Otherwise the…
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Unscored —
netrom: Fix data-races around sysctl_net_busy_read
In the Linux kernel, the following vulnerability has been resolved: netrom: Fix data-races around sysctl_net_busy_read We need to protect the reader reading the sysctl value because the value can be changed concurrently.
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Unscored —
vfio/pci: Disable auto-enable of exclusive INTx IRQ
In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Disable auto-enable of exclusive INTx IRQ Currently for devices requiring masking at the irqchip for INTx, ie. devices without DisINTx support, the IRQ is enabled in request_irq() a…
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Unscored —
ipvlan: Dont Use skb->sk in ipvlan_process_v{4,6}_outbound
In the Linux kernel, the following vulnerability has been resolved: ipvlan: Dont Use skb->sk in ipvlan_process_v{4,6}_outbound Raw packet from PF_PACKET socket ontop of an IPv6-backed ipvlan device will hit WARN_ON_ONCE() in sk_mc_loop() through sch_direct_xm…
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Unscored —
dm snapshot: fix lockup in dm_exception_table_exit
In the Linux kernel, the following vulnerability has been resolved: dm snapshot: fix lockup in dm_exception_table_exit There was reported lockup when we exit a snapshot with many exceptions. Fix this by adding "cond_resched" to the loop that frees the excepti…
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Unscored —
ext4: fix corruption during on-line resize
In the Linux kernel, the following vulnerability has been resolved: ext4: fix corruption during on-line resize We observed a corruption during on-line resize of a file system that is larger than 16 TiB with 4k block size. With having more then 2^32 blocks res…
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Unscored —
fs/aio: Check IOCB_AIO_RW before the struct aio_kiocb conversion
In the Linux kernel, the following vulnerability has been resolved: fs/aio: Check IOCB_AIO_RW before the struct aio_kiocb conversion The first kiocb_set_cancel_fn() argument may point at a struct kiocb that is not embedded inside struct aio_kiocb. With the cu…
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Unscored —
wifi: libertas: fix some memleaks in lbs_allocate_cmd_buffer()
In the Linux kernel, the following vulnerability has been resolved: wifi: libertas: fix some memleaks in lbs_allocate_cmd_buffer() In the for statement of lbs_allocate_cmd_buffer(), if the allocation of cmdarray[i].cmdbuf fails, both cmdarray and cmdarray[i].…
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Unscored —
btrfs: fix information leak in btrfs_ioctl_logical_to_ino()
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix information leak in btrfs_ioctl_logical_to_ino() Syzbot reported the following information leak for in btrfs_ioctl_logical_to_ino(): BUG: KMSAN: kernel-infoleak in instrument_copy_…
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Unscored —
x86/mm/pat: fix VM_PAT handling in COW mappings
In the Linux kernel, the following vulnerability has been resolved: x86/mm/pat: fix VM_PAT handling in COW mappings PAT handling won't do the right thing in COW mappings: the first PTE (or, in fact, all PTEs) can be replaced during write faults to point at an…
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Unscored —
ipv6: Fix infinite recursion in fib6_dump_done().
In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix infinite recursion in fib6_dump_done(). syzkaller reported infinite recursive calls of fib6_dump_done() during netlink socket destruction. [1] From the log, syzkaller sent an AF_UNS…
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Unscored —
net/sched: act_skbmod: prevent kernel-infoleak
In the Linux kernel, the following vulnerability has been resolved: net/sched: act_skbmod: prevent kernel-infoleak syzbot found that tcf_skbmod_dump() was copying four bytes from kernel stack to user space [1]. The issue here is that 'struct tc_skbmod' has a …
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Unscored —
bpf, sockmap: Prevent lock inversion deadlock in map delete elem
In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Prevent lock inversion deadlock in map delete elem syzkaller started using corpuses where a BPF tracing program deletes elements from a sockmap/sockhash map. Because BPF tracing…
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Unscored —
netfilter: nf_tables: reject new basechain after table flag update
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: reject new basechain after table flag update When dormant flag is toggled, hooks are disabled in the commit phase by iterating over current chains in table (existing and…
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Unscored —
net/rds: fix possible cp null dereference
In the Linux kernel, the following vulnerability has been resolved: net/rds: fix possible cp null dereference cp might be null, calling cp->cp_conn would produce null dereference [Simon Horman adds:] Analysis: * cp is a parameter of __rds_rdma_map and is not …
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Unscored —
fbmon: prevent division by zero in fb_videomode_from_videomode()
In the Linux kernel, the following vulnerability has been resolved: fbmon: prevent division by zero in fb_videomode_from_videomode() The expression htotal * vtotal can have a zero value on overflow. It is necessary to prevent division by zero like in fb_var_t…
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Unscored —
block: prevent division by zero in blk_rq_stat_sum()
In the Linux kernel, the following vulnerability has been resolved: block: prevent division by zero in blk_rq_stat_sum() The expression dst->nr_samples + src->nr_samples may have zero value on overflow. It is necessary to add a check to avoid division by zero…
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Unscored —
scsi: lpfc: Fix possible memory leak in lpfc_rcv_padisc()
In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fix possible memory leak in lpfc_rcv_padisc() The call to lpfc_sli4_resume_rpi() in lpfc_rcv_padisc() may return an unsuccessful status. In such cases, the elsiocb is not issued, …
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Unscored —
Bluetooth: btintel: Fix null ptr deref in btintel_read_version
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintel: Fix null ptr deref in btintel_read_version If hci_cmd_sync_complete() is triggered and skb is NULL, then hdev->req_skb is NULL, which will cause this issue.
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Unscored —
net/smc: reduce rtnl pressure in smc_pnet_create_pnetids_list()
In the Linux kernel, the following vulnerability has been resolved: net/smc: reduce rtnl pressure in smc_pnet_create_pnetids_list() Many syzbot reports show extreme rtnl pressure, and many of them hint that smc acquires rtnl in netns creation for no good reas…
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Unscored —
btrfs: send: handle path ref underflow in header iterate_inode_ref()
In the Linux kernel, the following vulnerability has been resolved: btrfs: send: handle path ref underflow in header iterate_inode_ref() Change BUG_ON to proper error handling if building the path buffer fails. The pointers are not printed so we don't acciden…
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Unscored —
btrfs: handle chunk tree lookup error in btrfs_relocate_sys_chunks()
In the Linux kernel, the following vulnerability has been resolved: btrfs: handle chunk tree lookup error in btrfs_relocate_sys_chunks() The unhandled case in btrfs_relocate_sys_chunks() loop is a corruption, as it could be caused only by two impossible condi…
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Unscored —
VMCI: Fix memcpy() run-time warning in dg_dispatch_as_host()
In the Linux kernel, the following vulnerability has been resolved: VMCI: Fix memcpy() run-time warning in dg_dispatch_as_host() Syzkaller hit 'WARNING in dg_dispatch_as_host' bug. memcpy: detected field-spanning write (size 56) of single field "&dg_info->msg…
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Unscored —
Bluetooth: L2CAP: Fix not validating setsockopt user input
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix not validating setsockopt user input Check user input length before copying data.
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Unscored —
Bluetooth: RFCOMM: Fix not validating setsockopt user input
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: Fix not validating setsockopt user input syzbot reported rfcomm_sock_setsockopt_old() is copying data without checking user input length. BUG: KASAN: slab-out-of-bounds in …
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Unscored —
Bluetooth: Fix memory leak in hci_req_sync_complete()
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix memory leak in hci_req_sync_complete() In 'hci_req_sync_complete()', always free the previous sync request state before assigning reference to a new one.
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Unscored —
bounds: Use the right number of bits for power-of-two CONFIG_NR_CPUS
In the Linux kernel, the following vulnerability has been resolved: bounds: Use the right number of bits for power-of-two CONFIG_NR_CPUS bits_per() rounds up to the next power of two when passed a power of two. This causes crashes on some machines and configu…
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Unscored —
i2c: smbus: fix NULL function pointer dereference
In the Linux kernel, the following vulnerability has been resolved: i2c: smbus: fix NULL function pointer dereference Baruch reported an OOPS when using the designware controller as target only. Target-only modes break the assumption of one transfer function …
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Unscored —
riscv: Fix TASK_SIZE on 64-bit NOMMU
In the Linux kernel, the following vulnerability has been resolved: riscv: Fix TASK_SIZE on 64-bit NOMMU On NOMMU, userspace memory can come from anywhere in physical RAM. The current definition of TASK_SIZE is wrong if any RAM exists above 4G, causing spurio…
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Unscored —
cpu: Re-enable CPU mitigations by default for !X86 architectures
In the Linux kernel, the following vulnerability has been resolved: cpu: Re-enable CPU mitigations by default for !X86 architectures Rename x86's to CPU_MITIGATIONS, define it in generic code, and force it on for all architectures exception x86. A recent comm…
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Unscored —
HID: i2c-hid: remove I2C_HID_READ_PENDING flag to prevent lock-up
In the Linux kernel, the following vulnerability has been resolved: HID: i2c-hid: remove I2C_HID_READ_PENDING flag to prevent lock-up The flag I2C_HID_READ_PENDING is used to serialize I2C operations. However, this is not necessary, because I2C core already h…
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Unscored —
i40e: Do not use WQ_MEM_RECLAIM flag for workqueue
In the Linux kernel, the following vulnerability has been resolved: i40e: Do not use WQ_MEM_RECLAIM flag for workqueue Issue reported by customer during SRIOV testing, call trace: When both i40e and the i40iw driver are loaded, a warning in check_flush_depend…
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Unscored —
netfilter: nf_tables: honor table dormant flag from netdev release event path
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: honor table dormant flag from netdev release event path Check for table dormant flag otherwise netdev release event path tries to unregister an already unregistered hook…
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Unscored —
mlxsw: spectrum_acl_tcam: Fix incorrect list API usage
In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum_acl_tcam: Fix incorrect list API usage Both the function that migrates all the chunks within a region and the function that migrates all the entries within a chunk call list_f…
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Unscored —
ipv4: check for NULL idev in ip_route_use_hint()
In the Linux kernel, the following vulnerability has been resolved: ipv4: check for NULL idev in ip_route_use_hint() syzbot was able to trigger a NULL deref in fib_validate_source() in an old tree [1]. It appears the bug exists in latest trees. All calls to _…
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Unscored —
netfilter: tproxy: bail out if IP has been disabled on the device
In the Linux kernel, the following vulnerability has been resolved: netfilter: tproxy: bail out if IP has been disabled on the device syzbot reports: general protection fault, probably for non-canonical address 0xdffffc0000000003: 0000 [#1] PREEMPT SMP KASAN …
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Unscored —
net: relax socket state check at accept time.
In the Linux kernel, the following vulnerability has been resolved: net: relax socket state check at accept time. Christoph reported the following splat: WARNING: CPU: 1 PID: 772 at net/ipv4/af_inet.c:761 __inet_accept+0x1f4/0x4a0 Modules linked in: CPU: 1 PI…
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Unscored —
tls: fix missing memory barrier in tls_init
In the Linux kernel, the following vulnerability has been resolved: tls: fix missing memory barrier in tls_init In tls_init(), a write memory barrier is missing, and store-store reordering may cause NULL dereference in tls_{setsockopt,getsockopt}. CPU0 CPU1 -…
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Unscored —
gpiolib: cdev: Fix use after free in lineinfo_changed_notify
In the Linux kernel, the following vulnerability has been resolved: gpiolib: cdev: Fix use after free in lineinfo_changed_notify The use-after-free issue occurs as follows: when the GPIO chip device file is being closed by invoking gpio_chrdev_release(), watc…
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Unscored —
ipv6: fib6_rules: avoid possible NULL dereference in fib6_rule_action()
In the Linux kernel, the following vulnerability has been resolved: ipv6: fib6_rules: avoid possible NULL dereference in fib6_rule_action() syzbot is able to trigger the following crash [1], caused by unsafe ip6_dst_idev() use. Indeed ip6_dst_idev() can retur…
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Unscored —
tcp: defer shutdown(SEND_SHUTDOWN) for TCP_SYN_RECV sockets
In the Linux kernel, the following vulnerability has been resolved: tcp: defer shutdown(SEND_SHUTDOWN) for TCP_SYN_RECV sockets TCP_SYN_RECV state is really special, it is only used by cross-syn connections, mostly used by fuzzers. In the following crash [1],…
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Unscored —
nfs: Handle error of rpc_proc_register() in nfs_net_init().
In the Linux kernel, the following vulnerability has been resolved: nfs: Handle error of rpc_proc_register() in nfs_net_init(). syzkaller reported a warning [0] triggered while destroying immature netns. rpc_proc_register() was called in init_nfs_fs(), but it…
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Unscored —
pinctrl: devicetree: fix refcount leak in pinctrl_dt_to_map()
In the Linux kernel, the following vulnerability has been resolved: pinctrl: devicetree: fix refcount leak in pinctrl_dt_to_map() If we fail to allocate propname buffer, we need to drop the reference count we just took. Because the pinctrl_dt_free_maps() incl…
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Unscored —
tcp: Fix shift-out-of-bounds in dctcp_update_alpha().
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix shift-out-of-bounds in dctcp_update_alpha(). In dctcp_update_alpha(), we use a module parameter dctcp_shift_g as follows: alpha -= min_not_zero(alpha, alpha >> dctcp_shift_g); ... de…
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Unscored —
media: atomisp: ssh_css: Fix a null-pointer dereference in load_video_binaries
In the Linux kernel, the following vulnerability has been resolved: media: atomisp: ssh_css: Fix a null-pointer dereference in load_video_binaries The allocation failure of mycs->yuv_scaler_binary in load_video_binaries() is followed with a dereference of myc…
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Unscored —
scsi: bfa: Ensure the copied buf is NUL terminated
In the Linux kernel, the following vulnerability has been resolved: scsi: bfa: Ensure the copied buf is NUL terminated Currently, we allocate a nbytes-sized kernel buffer and copy nbytes from userspace to that buffer. Later, we use sscanf on this buffer but w…
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Unscored —
wifi: carl9170: add a proper sanity check for endpoints
In the Linux kernel, the following vulnerability has been resolved: wifi: carl9170: add a proper sanity check for endpoints Syzkaller reports [1] hitting a warning which is caused by presence of a wrong endpoint type at the URB sumbitting stage. While there w…
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Unscored —
crypto: bcm - Fix pointer arithmetic
In the Linux kernel, the following vulnerability has been resolved: crypto: bcm - Fix pointer arithmetic In spu2_dump_omd() value of ptr is increased by ciph_key_len instead of hash_iv_len which could lead to going beyond the buffer boundaries. Fix this bug b…
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Unscored —
netrom: fix possible dead-lock in nr_rt_ioctl()
In the Linux kernel, the following vulnerability has been resolved: netrom: fix possible dead-lock in nr_rt_ioctl() syzbot loves netrom, and found a possible deadlock in nr_rt_ioctl [1] Make sure we always acquire nr_node_list_lock before nr_node_lock(nr_node…
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Unscored —
af_unix: Fix data races in unix_release_sock/unix_stream_sendmsg
In the Linux kernel, the following vulnerability has been resolved: af_unix: Fix data races in unix_release_sock/unix_stream_sendmsg A data-race condition has been identified in af_unix. In one data path, the write function unix_release_sock() atomically writ…
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Unscored —
md: fix resync softlockup when bitmap size is less than array size
In the Linux kernel, the following vulnerability has been resolved: md: fix resync softlockup when bitmap size is less than array size Is is reported that for dm-raid10, lvextend + lvchange --syncaction will trigger following softlockup: kernel:watchdog: BUG:…
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Unscored —
cpufreq: exit() callback is optional
In the Linux kernel, the following vulnerability has been resolved: cpufreq: exit() callback is optional The exit() callback is optional and shouldn't be called without checking a valid pointer first. Also, we must clear freq_table pointer even if the exit() …
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Unscored —
usb-storage: alauda: Check whether the media is initialized
In the Linux kernel, the following vulnerability has been resolved: usb-storage: alauda: Check whether the media is initialized The member "uzonesize" of struct alauda_info will remain 0 if alauda_init_media() fails, potentially causing divide errors in alaud…
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Unscored —
bpf: Allow delete from sockmap/sockhash only if update is allowed
In the Linux kernel, the following vulnerability has been resolved: bpf: Allow delete from sockmap/sockhash only if update is allowed We have seen an influx of syzkaller reports where a BPF program attached to a tracepoint triggers a locking rule violation by…
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Unscored —
dma-buf/sw-sync: don't enable IRQ from sync_print_obj()
In the Linux kernel, the following vulnerability has been resolved: dma-buf/sw-sync: don't enable IRQ from sync_print_obj() Since commit a6aa8fca4d79 ("dma-buf/sw-sync: Reduce irqsave/irqrestore from known context") by error replaced spin_unlock_irqrestore() …
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Unscored —
ipv6: sr: fix memleak in seg6_hmac_init_algo
In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: fix memleak in seg6_hmac_init_algo seg6_hmac_init_algo returns without cleaning up the previous allocations if one fails, so it's going to leak all that memory and the crypto tfms. …
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Unscored —
crypto: qat - Fix ADF_DEV_RESET_SYNC memory leak
In the Linux kernel, the following vulnerability has been resolved: crypto: qat - Fix ADF_DEV_RESET_SYNC memory leak Using completion_done to determine whether the caller has gone away only works after a complete call. Furthermore it's still possible that the…
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Unscored —
HID: core: remove unnecessary WARN_ON() in implement()
In the Linux kernel, the following vulnerability has been resolved: HID: core: remove unnecessary WARN_ON() in implement() Syzkaller hit a warning [1] in a call to implement() when trying to write a value into a field of smaller size in an output report. Sinc…
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Unscored —
ipv6: fix possible race in __fib6_drop_pcpu_from()
In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible race in __fib6_drop_pcpu_from() syzbot found a race in __fib6_drop_pcpu_from() [1] If compiler reads more than once (*ppcpu_rt), second read could read NULL, if another cpu…
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Unscored —
wifi: mac80211: Fix deadlock in ieee80211_sta_ps_deliver_wakeup()
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Fix deadlock in ieee80211_sta_ps_deliver_wakeup() The ieee80211_sta_ps_deliver_wakeup() function takes sta->ps_lock to synchronizes with ieee80211_tx_h_unicast_ps_buf() which …
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Unscored —
drm/exynos: hdmi: report safe 640x480 mode as a fallback when no EDID found
In the Linux kernel, the following vulnerability has been resolved: drm/exynos: hdmi: report safe 640x480 mode as a fallback when no EDID found When reading EDID fails and driver reports no modes available, the DRM core adds an artificial 1024x786 mode to the…
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Unscored —
HID: logitech-dj: Fix memory leak in logi_dj_recv_switch_to_dj_mode()
In the Linux kernel, the following vulnerability has been resolved: HID: logitech-dj: Fix memory leak in logi_dj_recv_switch_to_dj_mode() Fix a memory leak on logi_dj_recv_send_report() error path.
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Unscored —
wifi: mac80211: mesh: Fix leak of mesh_preq_queue objects
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: mesh: Fix leak of mesh_preq_queue objects The hwmp code use objects of type mesh_preq_queue, added to a list in ieee80211_if_mesh, to keep track of mpath we need to resolve. I…
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Unscored —
iommu: Return right value in iommu_sva_bind_device()
In the Linux kernel, the following vulnerability has been resolved: iommu: Return right value in iommu_sva_bind_device() iommu_sva_bind_device() should return either a sva bond handle or an ERR_PTR value in error cases. Existing drivers (idxd and uacce) only …
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Unscored —
xfrm6: check ip6_dst_idev() return value in xfrm6_get_saddr()
In the Linux kernel, the following vulnerability has been resolved: xfrm6: check ip6_dst_idev() return value in xfrm6_get_saddr() ip6_dst_idev() can return NULL, xfrm6_get_saddr() must act accordingly. syzbot reported: Oops: general protection fault, probably…
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Unscored —
ipv6: prevent possible NULL dereference in rt6_probe()
In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible NULL dereference in rt6_probe() syzbot caught a NULL dereference in rt6_probe() [1] Bail out if __in6_dev_get() returns NULL. [1] Oops: general protection fault, probab…
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Unscored —
ipv6: prevent possible NULL deref in fib6_nh_init()
In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible NULL deref in fib6_nh_init() syzbot reminds us that in6_dev_get() can return NULL. fib6_nh_init() ip6_validate_gw( &idev ) ip6_route_check_nh( idev ) *idev = in6_dev_ge…
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Unscored —
scsi: qedi: Fix crash while reading debugfs attribute
In the Linux kernel, the following vulnerability has been resolved: scsi: qedi: Fix crash while reading debugfs attribute The qedi_dbg_do_not_recover_cmd_read() function invokes sprintf() directly on a __user pointer, which results into the crash. To fix this…
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Unscored —
netfilter: ipset: Fix suspicious rcu_dereference_protected()
In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Fix suspicious rcu_dereference_protected() When destroying all sets, we are either in pernet exit phase or are executing a "destroy all sets command" from userspace. The lat…
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Unscored —
net/sched: act_api: fix possible infinite loop in tcf_idr_check_alloc()
In the Linux kernel, the following vulnerability has been resolved: net/sched: act_api: fix possible infinite loop in tcf_idr_check_alloc() syzbot found hanging tasks waiting on rtnl_lock [1] A reproducer is available in the syzbot bug. When a request to add …
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Unscored —
block/ioctl: prefer different overflow check
In the Linux kernel, the following vulnerability has been resolved: block/ioctl: prefer different overflow check Running syzkaller with the newly reintroduced signed integer overflow sanitizer shows this report: [ 62.982337] ------------[ cut here ]----------…
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Unscored —
tracing: Build event generation tests only as modules
In the Linux kernel, the following vulnerability has been resolved: tracing: Build event generation tests only as modules The kprobes and synth event generation test modules add events and lock (get a reference) those event file reference in module init funct…
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Unscored —
netpoll: Fix race condition in netpoll_owner_active
In the Linux kernel, the following vulnerability has been resolved: netpoll: Fix race condition in netpoll_owner_active KCSAN detected a race condition in netpoll: BUG: KCSAN: data-race in net_rx_action / netpoll_send_skb write (marked) to 0xffff8881164168b0 …
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Unscored —
netrom: Fix a memory leak in nr_heartbeat_expiry()
In the Linux kernel, the following vulnerability has been resolved: netrom: Fix a memory leak in nr_heartbeat_expiry() syzbot reported a memory leak in nr_create() [0]. Commit 409db27e3a2e ("netrom: Fix use-after-free of a listening socket.") added sock_hold(…
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Unscored —
netfilter: nf_tables: fully validate NFT_DATA_VALUE on store to data registers
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: fully validate NFT_DATA_VALUE on store to data registers register store validation for NFT_DATA_VALUE is conditional, however, the datatype is always either NFT_DATA_VAL…
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Unscored —
xdp: Remove WARN() from __xdp_reg_mem_model()
In the Linux kernel, the following vulnerability has been resolved: xdp: Remove WARN() from __xdp_reg_mem_model() syzkaller reports a warning in __xdp_reg_mem_model(). The warning occurs only if __mem_id_init_hash_table() returns an error. It returns the erro…
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Unscored —
pinctrl: fix deadlock in create_pinctrl() when handling -EPROBE_DEFER
In the Linux kernel, the following vulnerability has been resolved: pinctrl: fix deadlock in create_pinctrl() when handling -EPROBE_DEFER In create_pinctrl(), pinctrl_maps_mutex is acquired before calling add_setting(). If add_setting() returns -EPROBE_DEFER,…
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Unscored —
net/dpaa2: Avoid explicit cpumask var allocation on stack
In the Linux kernel, the following vulnerability has been resolved: net/dpaa2: Avoid explicit cpumask var allocation on stack For CONFIG_CPUMASK_OFFSTACK=y kernel, explicit allocation of cpumask variable on stack is not recommended since it can cause potentia…
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Unscored —
net/iucv: Avoid explicit cpumask var allocation on stack
In the Linux kernel, the following vulnerability has been resolved: net/iucv: Avoid explicit cpumask var allocation on stack For CONFIG_CPUMASK_OFFSTACK=y kernel, explicit allocation of cpumask variable on stack is not recommended since it can cause potential…
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Unscored —
x86: stop playing stack games in profile_pc()
In the Linux kernel, the following vulnerability has been resolved: x86: stop playing stack games in profile_pc() The 'profile_pc()' function is used for timer-based profiling, which isn't really all that relevant any more to begin with, but it also ends up m…
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Unscored —
wifi: cfg80211: restrict NL80211_ATTR_TXQ_QUANTUM values
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: restrict NL80211_ATTR_TXQ_QUANTUM values syzbot is able to trigger softlockups, setting NL80211_ATTR_TXQ_QUANTUM to 2^31. We had a similar issue in sch_fq, fixed with commit d…
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Unscored —
protect the fetch of ->fd[fd] in do_dup2() from mispredictions
In the Linux kernel, the following vulnerability has been resolved: protect the fetch of ->fd[fd] in do_dup2() from mispredictions both callers have verified that fd is not greater than ->max_fds; however, misprediction might end up with tofree = fdt->fd[fd];…
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Unscored —
bpf: Fix a segment issue when downgrading gso_size
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a segment issue when downgrading gso_size Linearize the skb when downgrading gso_size because it may trigger a BUG_ON() later when the skb is segmented as described in [1,2].
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Unscored —
net: nexthop: Initialize all fields in dumped nexthops
In the Linux kernel, the following vulnerability has been resolved: net: nexthop: Initialize all fields in dumped nexthops struct nexthop_grp contains two reserved fields that are not initialized by nla_put_nh_group(), and carry garbage. This can be observed …
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Unscored —
kobject_uevent: Fix OOB access within zap_modalias_env()
In the Linux kernel, the following vulnerability has been resolved: kobject_uevent: Fix OOB access within zap_modalias_env() zap_modalias_env() wrongly calculates size of memory block to move, so will cause OOB memory access issue if variable MODALIAS is not …
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Unscored —
PCI/DPC: Fix use-after-free on concurrent DPC and hot-removal
In the Linux kernel, the following vulnerability has been resolved: PCI/DPC: Fix use-after-free on concurrent DPC and hot-removal Keith reports a use-after-free when a DPC event occurs concurrently to hot-removal of the same portion of the hierarchy: The dpc_…
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Unscored —
ext4: check dot and dotdot of dx_root before making dir indexed
In the Linux kernel, the following vulnerability has been resolved: ext4: check dot and dotdot of dx_root before making dir indexed Syzbot reports a issue as follows: ============================================ BUG: unable to handle page fault for address: f…
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Unscored —
sysctl: always initialize i_uid/i_gid
In the Linux kernel, the following vulnerability has been resolved: sysctl: always initialize i_uid/i_gid Always initialize i_uid/i_gid inside the sysfs core so set_ownership() can safely skip setting them. Commit 5ec27ec735ba ("fs/proc/proc_sysctl.c: fix the…
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Unscored —
ext4: fix infinite loop when replaying fast_commit
In the Linux kernel, the following vulnerability has been resolved: ext4: fix infinite loop when replaying fast_commit When doing fast_commit replay an infinite loop may occur due to an uninitialized extent_status struct. ext4_ext_determine_insert_hole() does…
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Unscored —
xdp: fix invalid wait context of page_pool_destroy()
In the Linux kernel, the following vulnerability has been resolved: xdp: fix invalid wait context of page_pool_destroy() If the driver uses a page pool, it creates a page pool with page_pool_create(). The reference count of page pool is 1 as default. A page p…
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Unscored —
devres: Fix memory leakage caused by driver API devm_free_percpu()
In the Linux kernel, the following vulnerability has been resolved: devres: Fix memory leakage caused by driver API devm_free_percpu() It will cause memory leakage when use driver API devm_free_percpu() to free memory allocated by devm_alloc_percpu(), fixed b…
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Unscored —
wifi: cfg80211: handle 2x996 RU allocation in cfg80211_calculate_bitrate_he()
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: handle 2x996 RU allocation in cfg80211_calculate_bitrate_he() Currently NL80211_RATE_INFO_HE_RU_ALLOC_2x996 is not handled in cfg80211_calculate_bitrate_he(), leading to below…
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Unscored —
padata: Fix possible divide-by-0 panic in padata_mt_helper()
In the Linux kernel, the following vulnerability has been resolved: padata: Fix possible divide-by-0 panic in padata_mt_helper() We are hit with a not easily reproducible divide-by-0 panic in padata.c at bootup time. [ 10.017908] Oops: divide error: 0000 1 PR…
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Unscored —
tracing: Fix overflow in get_free_elt()
In the Linux kernel, the following vulnerability has been resolved: tracing: Fix overflow in get_free_elt() "tracing_map->next_elt" in get_free_elt() is at risk of overflowing. Once it overflows, new elements can still be inserted into the tracing_map even th…
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Unscored —
serial: core: check uartclk for zero to avoid divide by zero
In the Linux kernel, the following vulnerability has been resolved: serial: core: check uartclk for zero to avoid divide by zero Calling ioctl TIOCSSERIAL with an invalid baud_base can result in uartclk being zero, which will result in a divide by zero error …
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Unscored —
sctp: Fix null-ptr-deref in reuseport_add_sock().
In the Linux kernel, the following vulnerability has been resolved: sctp: Fix null-ptr-deref in reuseport_add_sock(). syzbot reported a null-ptr-deref while accessing sk2->sk_reuseport_cb in reuseport_add_sock(). [0] The repro first creates a listener with SO…
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Unscored —
netfilter: ctnetlink: use helper function to calculate expect ID
In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: use helper function to calculate expect ID Delete expectation path is missing a call to the nf_expect_get_id() helper function to calculate the expectation ID, otherwise…
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Unscored —
x86/mtrr: Check if fixed MTRRs exist before saving them
In the Linux kernel, the following vulnerability has been resolved: x86/mtrr: Check if fixed MTRRs exist before saving them MTRRs have an obsolete fixed variant for fine grained caching control of the 640K-1MB region that uses separate MSRs. This fixed varian…
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Unscored —
usb: gadget: core: Check for unset descriptor
In the Linux kernel, the following vulnerability has been resolved: usb: gadget: core: Check for unset descriptor Make sure the descriptor has been set before looking at maxpacket. This fixes a null pointer panic in this case. This may happen if the gadget do…
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Unscored —
bonding: fix xfrm real_dev null pointer dereference
In the Linux kernel, the following vulnerability has been resolved: bonding: fix xfrm real_dev null pointer dereference We shouldn't set real_dev to NULL because packets can be in transit and xfrm might call xdo_dev_offload_ok() in parallel. All callbacks ass…
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Unscored —
bonding: fix null pointer deref in bond_ipsec_offload_ok
In the Linux kernel, the following vulnerability has been resolved: bonding: fix null pointer deref in bond_ipsec_offload_ok We must check if there is an active slave before dereferencing the pointer.
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Unscored —
netfilter: flowtable: initialise extack before use
In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: initialise extack before use Fix missing initialisation of extack in flow offload.
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Unscored —
ethtool: check device is present when getting link settings
In the Linux kernel, the following vulnerability has been resolved: ethtool: check device is present when getting link settings A sysfs reader can race with a device reset or removal, attempting to read device state when the device is not actually present. eg…
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Unscored —
Squashfs: sanity check symbolic link size
In the Linux kernel, the following vulnerability has been resolved: Squashfs: sanity check symbolic link size Syzkiller reports a "KMSAN: uninit-value in pick_link" bug. This is caused by an uninitialised page, which is ultimately caused by a corrupted symbol…
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Unscored —
Input: uinput - reject requests with unreasonable number of slots
In the Linux kernel, the following vulnerability has been resolved: Input: uinput - reject requests with unreasonable number of slots When exercising uinput interface syzkaller may try setting up device with a really large number of slots, which causes memory…
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Unscored —
hwmon: (adc128d818) Fix underflows seen when writing limit attributes
In the Linux kernel, the following vulnerability has been resolved: hwmon: (adc128d818) Fix underflows seen when writing limit attributes DIV_ROUND_CLOSEST() after kstrtol() results in an underflow if a large negative number such as -9223372036854775808 is pr…
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Unscored —
tcp_bpf: fix return value of tcp_bpf_sendmsg()
In the Linux kernel, the following vulnerability has been resolved: tcp_bpf: fix return value of tcp_bpf_sendmsg() When we cork messages in psock->cork, the last message triggers the flushing will result in sending a sk_msg larger than the current message siz…
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Unscored —
net: dpaa: Pad packets to ETH_ZLEN
In the Linux kernel, the following vulnerability has been resolved: net: dpaa: Pad packets to ETH_ZLEN When sending packets under 60 bytes, up to three bytes of the buffer following the data may be leaked. Avoid this by extending all packets to ETH_ZLEN, ensu…
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Unscored —
fsnotify: clear PARENT_WATCHED flags lazily
In the Linux kernel, the following vulnerability has been resolved: fsnotify: clear PARENT_WATCHED flags lazily In some setups directories can have many (usually negative) dentries. Hence __fsnotify_update_child_dentry_flags() function can take a significant …
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Unscored —
tcp: check skb is non-NULL in tcp_rto_delta_us()
In the Linux kernel, the following vulnerability has been resolved: tcp: check skb is non-NULL in tcp_rto_delta_us() We have some machines running stock Ubuntu 20.04.6 which is their 5.4.0-174-generic kernel that are running ceph and recently hit a null ptr d…
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Unscored —
netfilter: nf_reject_ipv6: fix nf_reject_ip6_tcphdr_put()
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_reject_ipv6: fix nf_reject_ip6_tcphdr_put() syzbot reported that nf_reject_ip6_tcphdr_put() was possibly sending garbage on the four reserved tcp bits (th->res1) Use skb_put_zer…
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Unscored —
nfsd: return -EINVAL when namelen is 0
In the Linux kernel, the following vulnerability has been resolved: nfsd: return -EINVAL when namelen is 0 When we have a corrupted main.sqlite in /var/lib/nfs/nfsdcld/, it may result in namelen being 0, which will cause memdup_user() to return ZERO_SIZE_PTR.…
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Unscored —
nilfs2: fix potential null-ptr-deref in nilfs_btree_insert()
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential null-ptr-deref in nilfs_btree_insert() Patch series "nilfs2: fix potential issues with empty b-tree nodes". This series addresses three potential issues with empty b-tre…
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Unscored —
block: fix potential invalid pointer dereference in blk_add_partition
In the Linux kernel, the following vulnerability has been resolved: block: fix potential invalid pointer dereference in blk_add_partition The blk_add_partition() function initially used a single if-condition (IS_ERR(part)) to check for errors when adding a pa…
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Unscored —
ipv6: avoid possible NULL deref in rt6_uncached_list_flush_dev()
In the Linux kernel, the following vulnerability has been resolved: ipv6: avoid possible NULL deref in rt6_uncached_list_flush_dev() Blamed commit accidentally removed a check for rt->rt6i_idev being NULL, as spotted by syzbot: Oops: general protection fault,…
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Unscored —
can: bcm: Clear bo->bcm_proc_read after remove_proc_entry().
In the Linux kernel, the following vulnerability has been resolved: can: bcm: Clear bo->bcm_proc_read after remove_proc_entry(). syzbot reported a warning in bcm_release(). [0] The blamed change fixed another warning that is triggered when connect() is issued…
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Unscored —
sock_map: Add a cond_resched() in sock_hash_free()
In the Linux kernel, the following vulnerability has been resolved: sock_map: Add a cond_resched() in sock_hash_free() Several syzbot soft lockup reports all have in common sock_hash_free() If a map with a large number of buckets is destroyed, we need to yiel…
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Unscored —
wifi: mac80211: use two-phase skb reclamation in ieee80211_do_stop()
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: use two-phase skb reclamation in ieee80211_do_stop() Since '__dev_queue_xmit()' should be called with interrupts enabled, the following backtrace: ieee80211_do_stop() ... spin…
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Unscored —
wifi: rtw88: always wait for both firmware loading attempts
In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: always wait for both firmware loading attempts In 'rtw_wait_firmware_completion()', always wait for both (regular and wowlan) firmware loading attempts. Otherwise if 'rtw_usb_int…
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Unscored —
RDMA/hns: Fix spin_unlock_irqrestore() called with IRQs enabled
In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix spin_unlock_irqrestore() called with IRQs enabled Fix missuse of spin_lock_irq()/spin_unlock_irq() when spin_lock_irqsave()/spin_lock_irqrestore() was hold. This was discovered …
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Unscored —
nfsd: call cache_put if xdr_reserve_space returns NULL
In the Linux kernel, the following vulnerability has been resolved: nfsd: call cache_put if xdr_reserve_space returns NULL If not enough buffer space available, but idmap_lookup has triggered lookup_fn which calls cache_get and returns successfully. Then we m…
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Unscored —
tpm: Clean up TPM space after command failure
In the Linux kernel, the following vulnerability has been resolved: tpm: Clean up TPM space after command failure tpm_dev_transmit prepares the TPM space before attempting command transmission. However if the command fails no rollback of this preparation is d…
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Unscored —
drm/amd/pm: ensure the fw_info is not null before using it
In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: ensure the fw_info is not null before using it This resolves the dereference null return value warning reported by Coverity.
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Unscored —
drm/amd/display: Initialize get_bytes_per_element's default to 1
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Initialize get_bytes_per_element's default to 1 Variables, used as denominators and maybe not assigned to other values, should not be 0. bytes_per_element_y & bytes_per_eleme…
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Unscored —
jfs: Fix uninit-value access of new_ea in ea_buffer
In the Linux kernel, the following vulnerability has been resolved: jfs: Fix uninit-value access of new_ea in ea_buffer syzbot reports that lzo1x_1_do_compress is using uninit-value: ===================================================== BUG: KMSAN: uninit-val…
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Unscored —
jfs: Fix uaf in dbFreeBits
In the Linux kernel, the following vulnerability has been resolved: jfs: Fix uaf in dbFreeBits [syzbot reported] ================================================================== BUG: KASAN: slab-use-after-free in __mutex_lock_common kernel/locking/mutex.c:5…
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Unscored —
wifi: ath9k_htc: Use __skb_set_length() for resetting urb before resubmit
In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k_htc: Use __skb_set_length() for resetting urb before resubmit Syzbot points out that skb_trim() has a sanity check on the existing length of the skb, which can be uninitialised in…
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Unscored —
sctp: set sk_state back to CLOSED if autobind fails in sctp_listen_start
In the Linux kernel, the following vulnerability has been resolved: sctp: set sk_state back to CLOSED if autobind fails in sctp_listen_start In sctp_listen_start() invoked by sctp_inet_listen(), it should set the sk_state back to CLOSED if sctp_autobind() fai…
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Unscored —
net: add more sanity checks to qdisc_pkt_len_init()
In the Linux kernel, the following vulnerability has been resolved: net: add more sanity checks to qdisc_pkt_len_init() One path takes care of SKB_GSO_DODGY, assuming skb->len is bigger than hdr_len. virtio_net_hdr_to_skb() does not fully dissect TCP headers,…
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Unscored —
net: avoid potential underflow in qdisc_pkt_len_init() with UFO
In the Linux kernel, the following vulnerability has been resolved: net: avoid potential underflow in qdisc_pkt_len_init() with UFO After commit 7c6d2ecbda83 ("net: be more gentle about silly gso requests coming from user") virtio_net_hdr_to_skb() had sanity …
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Unscored —
ACPI: battery: Fix possible crash when unregistering a battery hook
In the Linux kernel, the following vulnerability has been resolved: ACPI: battery: Fix possible crash when unregistering a battery hook When a battery hook returns an error when adding a new battery, then the battery hook is automatically unregistered. Howeve…
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Unscored —
net: stmmac: Fix zero-division error when disabling tc cbs
In the Linux kernel, the following vulnerability has been resolved: net: stmmac: Fix zero-division error when disabling tc cbs The commit b8c43360f6e4 ("net: stmmac: No need to calculate speed divider when offload is disabled") allows the "port_transmit_rate_…
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Unscored —
net: ethernet: lantiq_etop: fix memory disclosure
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: lantiq_etop: fix memory disclosure When applying padding, the buffer is not zeroed, which results in memory disclosure. The mentioned data is observed on the wire. This patch u…
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Unscored —
ext4: fix i_data_sem unlock order in ext4_ind_migrate()
In the Linux kernel, the following vulnerability has been resolved: ext4: fix i_data_sem unlock order in ext4_ind_migrate() Fuzzing reports a possible deadlock in jbd2_log_wait_commit. This issue is triggered when an EXT4_IOC_MIGRATE ioctl is set to require s…
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Unscored —
wifi: mwifiex: Fix memcpy() field-spanning write warning in mwifiex_cmd_802_11_scan_ext()
In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: Fix memcpy() field-spanning write warning in mwifiex_cmd_802_11_scan_ext() Replace one-element array with a flexible-array member in `struct host_cmd_ds_802_11_scan_ext`. With …
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Unscored —
exec: don't WARN for racy path_noexec check
In the Linux kernel, the following vulnerability has been resolved: exec: don't WARN for racy path_noexec check Both i_mode and noexec checks wrapped in WARN_ON stem from an artifact of the previous implementation. They used to legitimately check for the cond…
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Unscored —
ext4: dax: fix overflowing extents beyond inode size when partially writing
In the Linux kernel, the following vulnerability has been resolved: ext4: dax: fix overflowing extents beyond inode size when partially writing The dax_iomap_rw() does two things in each iteration: map written blocks and copy user data to blocks. If the proce…
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Unscored —
ppp: fix ppp_async_encode() illegal access
In the Linux kernel, the following vulnerability has been resolved: ppp: fix ppp_async_encode() illegal access syzbot reported an issue in ppp_async_encode() [1] In this case, pppoe_sendmsg() is called with a zero size. Then ppp_async_encode() is called with …
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Unscored —
igb: Do not bring the device up after non-fatal error
In the Linux kernel, the following vulnerability has been resolved: igb: Do not bring the device up after non-fatal error Commit 004d25060c78 ("igb: Fix igb_down hung on surprise removal") changed igb_io_error_detected() to ignore non-fatal pcie errors in ord…
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Unscored —
Bluetooth: RFCOMM: FIX possible deadlock in rfcomm_sk_state_change
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: FIX possible deadlock in rfcomm_sk_state_change rfcomm_sk_state_change attempts to use sock_lock so it must never be called with it locked but rfcomm_sock_ioctl always atte…
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Unscored —
serial: protect uart_port_dtr_rts() in uart_shutdown() too
In the Linux kernel, the following vulnerability has been resolved: serial: protect uart_port_dtr_rts() in uart_shutdown() too Commit af224ca2df29 (serial: core: Prevent unsafe uart port access, part 3) added few uport == NULL checks. It added one to uart_shu…
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Unscored —
drm/vboxvideo: Replace fake VLA at end of vbva_mouse_pointer_shape with real VLA
In the Linux kernel, the following vulnerability has been resolved: drm/vboxvideo: Replace fake VLA at end of vbva_mouse_pointer_shape with real VLA Replace the fake VLA at end of the vbva_mouse_pointer_shape shape with a real VLA to fix a "memcpy: detected f…
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Unscored —CVE-2024-50251 Public exploit
netfilter: nft_payload: sanitize offset and length before calling skb_checksum()
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_payload: sanitize offset and length before calling skb_checksum() If access to offset + length is larger than the skbuff length, then skb_checksum() triggers BUG_ON(). skb_chec…
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Unscored —
exfat: fix the infinite loop in exfat_readdir()
In the Linux kernel, the following vulnerability has been resolved: exfat: fix the infinite loop in exfat_readdir() If the file system is corrupted so that a cluster is linked to itself in the cluster chain, and there is an unused directory entry in the clust…
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Unscored —
mac802154: check local interfaces before deleting sdata list
In the Linux kernel, the following vulnerability has been resolved: mac802154: check local interfaces before deleting sdata list syzkaller reported a corrupted list in ieee802154_if_remove. [1] Remove an IEEE 802.15.4 network interface after unregister an IEE…
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Unscored —
memcg: fix soft lockup in the OOM process
In the Linux kernel, the following vulnerability has been resolved: memcg: fix soft lockup in the OOM process A soft lockup issue was found in the product with about 56,000 tasks were in the OOM cgroup, it was traversing them when the soft lockup was triggere…
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Unscored —
usb: xhci: Fix NULL pointer dereference on certain command aborts
In the Linux kernel, the following vulnerability has been resolved: usb: xhci: Fix NULL pointer dereference on certain command aborts If a command is queued to the final usable TRB of a ring segment, the enqueue pointer is advanced to the subsequent link TRB …
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Unscored —
tpm: Change to kvalloc() in eventlog/acpi.c
In the Linux kernel, the following vulnerability has been resolved: tpm: Change to kvalloc() in eventlog/acpi.c The following failure was reported on HPE ProLiant D320: [ 10.693310][ T1] tpm_tis STM0925:00: 2.0 TPM (device-id 0x3, rev-id 0) [ 10.848132][ T1] …
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Unscored —
Bluetooth: L2CAP: handle NULL sock pointer in l2cap_sock_alloc
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: handle NULL sock pointer in l2cap_sock_alloc A NULL sock pointer is passed into l2cap_sock_alloc() when it is called from l2cap_sock_new_connection_cb() and the error handli…
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Unscored —
wifi: brcmsmac: add gain range check to wlc_phy_iqcal_gainparams_nphy()
In the Linux kernel, the following vulnerability has been resolved: wifi: brcmsmac: add gain range check to wlc_phy_iqcal_gainparams_nphy() In 'wlc_phy_iqcal_gainparams_nphy()', add gain range check to WARN() instead of possible out-of-bounds 'tbl_iqcal_gainp…
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Unscored —
safesetid: check size of policy writes
In the Linux kernel, the following vulnerability has been resolved: safesetid: check size of policy writes syzbot attempts to write a buffer with a large size to a sysfs entry with writes handled by handle_policy_update(), triggering a warning in kmalloc. Che…
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Unscored —
printk: Fix signed integer overflow when defining LOG_BUF_LEN_MAX
In the Linux kernel, the following vulnerability has been resolved: printk: Fix signed integer overflow when defining LOG_BUF_LEN_MAX Shifting 1 << 31 on a 32-bit int causes signed integer overflow, which leads to undefined behavior. To prevent this, cast 1 t…
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HID: multitouch: Add NULL check in mt_input_configured
In the Linux kernel, the following vulnerability has been resolved: HID: multitouch: Add NULL check in mt_input_configured devm_kasprintf() can return a NULL pointer on failure,but this returned value in mt_input_configured() is not checked. Add NULL check in…
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ipmi: ipmb: Add check devm_kasprintf() returned value
In the Linux kernel, the following vulnerability has been resolved: ipmi: ipmb: Add check devm_kasprintf() returned value devm_kasprintf() can return a NULL pointer on failure but this returned value is not checked.
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wifi: rtlwifi: remove unused check_buddy_priv
In the Linux kernel, the following vulnerability has been resolved: wifi: rtlwifi: remove unused check_buddy_priv Commit 2461c7d60f9f ("rtlwifi: Update header file") introduced a global list of private data structures. Later on, commit 26634c4b1868 ("rtlwifi …
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tomoyo: don't emit warning in tomoyo_write_control()
In the Linux kernel, the following vulnerability has been resolved: tomoyo: don't emit warning in tomoyo_write_control() syzbot is reporting too large allocation warning at tomoyo_write_control(), for one can write a very very long line without new line chara…
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netfilter: conntrack: clamp maximum hashtable size to INT_MAX
In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: clamp maximum hashtable size to INT_MAX Use INT_MAX as maximum size for the conntrack hashtable. Otherwise, it is possible to hit WARN_ON_ONCE in __kvmalloc_node_noprof(…
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Unscored —
net_sched: cls_flow: validate TCA_FLOW_RSHIFT attribute
In the Linux kernel, the following vulnerability has been resolved: net_sched: cls_flow: validate TCA_FLOW_RSHIFT attribute syzbot found that TCA_FLOW_RSHIFT attribute was not validated. Right shitfing a 32bit integer is undefined for large shift values. UBSA…
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Unscored —
usb: cdc-acm: Check control transfer buffer size before access
In the Linux kernel, the following vulnerability has been resolved: usb: cdc-acm: Check control transfer buffer size before access If the first fragment is shorter than struct usb_cdc_notification, we can't calculate an expected_size. Log an error and discard…
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Unscored —
net/rose: prevent integer overflows in rose_setsockopt()
In the Linux kernel, the following vulnerability has been resolved: net/rose: prevent integer overflows in rose_setsockopt() In case of possible unpredictably large arguments passed to rose_setsockopt() and multiplied by extra values on top of that, integer o…
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Unscored —
bpf: Send signals asynchronously if !preemptible
In the Linux kernel, the following vulnerability has been resolved: bpf: Send signals asynchronously if !preemptible BPF programs can execute in all kinds of contexts and when a program running in a non-preemptible context uses the bpf_send_signal() kfunc, it…
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Unscored —
wifi: brcmfmac: fix NULL pointer dereference in brcmf_txfinalize()
In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: fix NULL pointer dereference in brcmf_txfinalize() On removal of the device or unloading of the kernel module a potential NULL pointer dereference occurs. The following sequen…
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Unscored —
blk-cgroup: Fix class @block_class's subsystem refcount leakage
In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fix class @block_class's subsystem refcount leakage blkcg_fill_root_iostats() iterates over @block_class's devices by class_dev_iter_(init|next)(), but does not end iterating with…
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Unscored —
USB: hub: Ignore non-compliant devices with too many configs or interfaces
In the Linux kernel, the following vulnerability has been resolved: USB: hub: Ignore non-compliant devices with too many configs or interfaces Robert Morris created a test program which can cause usb_hub_to_struct_hub() to dereference a NULL or inappropriate …
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Unscored —
team: better TEAM_OPTION_TYPE_STRING validation
In the Linux kernel, the following vulnerability has been resolved: team: better TEAM_OPTION_TYPE_STRING validation syzbot reported following splat [1] Make sure user-provided data contains one nul byte. [1] BUG: KMSAN: uninit-value in string_nocheck lib/vspr…
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Unscored —
net: let net.core.dev_weight always be non-zero
In the Linux kernel, the following vulnerability has been resolved: net: let net.core.dev_weight always be non-zero The following problem was encountered during stability test: (NULL net_device): NAPI poll function process_backlog+0x0/0x530 \ returned 1, exce…
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Unscored —
ptp: Ensure info->enable callback is always set
In the Linux kernel, the following vulnerability has been resolved: ptp: Ensure info->enable callback is always set The ioctl and sysfs handlers unconditionally call the ->enable callback. Not all drivers implement that callback, leading to NULL dereferences.…
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Unscored —
usb: gadget: f_midi: fix MIDI Streaming descriptor lengths
In the Linux kernel, the following vulnerability has been resolved: usb: gadget: f_midi: fix MIDI Streaming descriptor lengths While the MIDI jacks are configured correctly, and the MIDIStreaming endpoint descriptors are filled with the correct information, b…
Revision history
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#14
Added fix for 383 CVEs
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#13
Added CVE-2026-28387, CVE-2026-28388, CVE-2026-28389, CVE-2026-28390, CVE-2026-31431. Removed CVE-2024-0584, CVE-2024-47672 (rejected).
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#12
Added CVE-2025-68160,CVE-2025-69418,CVE-2025-69419,CVE-2025-69420,CVE-2025-69421,CVE-2026-22795,CVE-2026-22796
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#11
Added CVE-2025-9230, CVE-2023-50781, CVE-2023-6129, CVE-2023-6237, CVE-2024-0727
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#10
Added 51 CVEs
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#9
Added 147 CVEs
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#8
Added 71 CVEs
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#7
Added 63 CVEs
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#6
Added CVE-2024-50302 (incl. product-specific impact description) and multiple other CVEs
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#5
Added CVE-2024-36484, CVE-2024-36902, CVE-2024-36904, CVE-2024-36905, CVE-2024-36916, CVE-2024-36929, CVE-2024-36939, CVE-2024-36940, CVE-2024-36959, CVE-2024-44987, CVE-2024-44989, CVE-2024-44990, CVE-2024-45016, CVE-2024-45018, CVE-2024-46679, CVE-2024-46743, CVE-2024-46744, CVE-2024-46745, CVE-2024-46750, CVE-2024-46759, CVE-2024-46783, CVE-2024-47660, CVE-2024-50299, CVE-2024-50301, CVE-2024-53101
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#4
Added CVE-2024-9143
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#3
Added CVE-2024-5535
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#2
Added CVE-2024-2511
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#1
Publication Date
References
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SSA-265688: Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 TM MFP V1.1 - HTML Version
https://cert-portal.siemens.com/productcert/html/ssa-265688.html