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High 7.8
functionfs: fix the open/removal races
In the Linux kernel, the following vulnerability has been resolved: functionfs: fix the open/removal races ffs_epfile_open() can race with removal, ending up with file->private_data pointing to freed object. There is a total count of opened files on functionf…
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High 7.8
net/sched: ets: Always remove class from active list before deleting in ets_qdisc_change
In the Linux kernel, the following vulnerability has been resolved: net/sched: ets: Always remove class from active list before deleting in ets_qdisc_change zdi-disclosures@trendmicro.com says: The vulnerability is a race condition between `ets_qdisc_dequeue`…
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High 7.8
Input: alps - fix use-after-free bugs caused by dev3_register_work
In the Linux kernel, the following vulnerability has been resolved: Input: alps - fix use-after-free bugs caused by dev3_register_work The dev3_register_work delayed work item is initialized within alps_reconnect() and scheduled upon receipt of the first bare…
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High 8.8
scsi: Revert "scsi: qla2xxx: Perform lockless command completion in abort path"
In the Linux kernel, the following vulnerability has been resolved: scsi: Revert "scsi: qla2xxx: Perform lockless command completion in abort path" This reverts commit 0367076b0817d5c75dfb83001ce7ce5c64d803a9. The commit being reverted added code to __qla2x00…
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High 7.8
media: dvb-usb: dtv5100: fix out-of-bounds in dtv5100_i2c_msg()
In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb: dtv5100: fix out-of-bounds in dtv5100_i2c_msg() rlen value is a user-controlled value, but dtv5100_i2c_msg() does not check the size of the rlen value. Therefore, if it is set…
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High 7.8
net/sched: ets: Remove drr class from the active list if it changes to strict
In the Linux kernel, the following vulnerability has been resolved: net/sched: ets: Remove drr class from the active list if it changes to strict Whenever a user issues an ets qdisc change command, transforming a drr class into a strict one, the ets code isn'…
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High 7.8
media: vidtv: initialize local pointers upon transfer of memory ownership
In the Linux kernel, the following vulnerability has been resolved: media: vidtv: initialize local pointers upon transfer of memory ownership vidtv_channel_si_init() creates a temporary list (program, service, event) and ownership of the memory itself is tran…
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High 7.5
ksmbd: fix buffer validation by including null terminator size in EA length
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix buffer validation by including null terminator size in EA length The smb2_set_ea function, which handles Extended Attributes (EA), was performing buffer validation checks that inco…
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High 8.0
NFSD: NFSv4 file creation neglects setting ACL
In the Linux kernel, the following vulnerability has been resolved: NFSD: NFSv4 file creation neglects setting ACL An NFSv4 client that sets an ACL with a named principal during file creation retrieves the ACL afterwards, and finds that it is only a default A…
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High 7.8
mlxsw: spectrum_router: Fix neighbour use-after-free
In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum_router: Fix neighbour use-after-free We sometimes observe use-after-free when dereferencing a neighbour [1]. The problem seems to be that the driver stores a pointer to the ne…
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High 8.1
caif: fix integer underflow in cffrml_receive()
In the Linux kernel, the following vulnerability has been resolved: caif: fix integer underflow in cffrml_receive() The cffrml_receive() function extracts a length field from the packet header and, when FCS is disabled, subtracts 2 from this length without va…
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High 7.8
mlxsw: spectrum_mr: Fix use-after-free when updating multicast route stats
In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum_mr: Fix use-after-free when updating multicast route stats Cited commit added a dedicated mutex (instead of RTNL) to protect the multicast route list, so that it will not chan…
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High 7.8
ethtool: Avoid overflowing userspace buffer on stats query
In the Linux kernel, the following vulnerability has been resolved: ethtool: Avoid overflowing userspace buffer on stats query The ethtool -S command operates across three ioctl calls: ETHTOOL_GSSET_INFO for the size, ETHTOOL_GSTRINGS for the names, and ETHTO…
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High 7.1
net: openvswitch: fix middle attribute validation in push_nsh() action
In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix middle attribute validation in push_nsh() action The push_nsh() action structure looks like this: OVS_ACTION_ATTR_PUSH_NSH(OVS_KEY_ATTR_NSH(OVS_NSH_KEY_ATTR_BASE,...)) T…
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High 7.5
scsi: target: Reset t_task_cdb pointer in error case
In the Linux kernel, the following vulnerability has been resolved: scsi: target: Reset t_task_cdb pointer in error case If allocation of cmd->t_task_cdb fails, it remains NULL but is later dereferenced in the 'err' path. In case of error, reset NULL t_task_c…
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High 7.5
hfsplus: fix missing hfs_bnode_get() in __hfs_bnode_create
In the Linux kernel, the following vulnerability has been resolved: hfsplus: fix missing hfs_bnode_get() in __hfs_bnode_create When sync() and link() are called concurrently, both threads may enter hfs_bnode_find() without finding the node in the hash table a…
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High 7.8
NFS: Automounted filesystems should inherit ro,noexec,nodev,sync flags
In the Linux kernel, the following vulnerability has been resolved: NFS: Automounted filesystems should inherit ro,noexec,nodev,sync flags When a filesystem is being automounted, it needs to preserve the user-set superblock mount options, such as the "ro" fla…
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High 7.8
misc: pci_endpoint_test: Free IRQs before removing the device
In the Linux kernel, the following vulnerability has been resolved: misc: pci_endpoint_test: Free IRQs before removing the device In pci_endpoint_test_remove(), freeing the IRQs after removing the device creates a small race window for IRQs to be received wit…
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High 7.1
crypto: qat - fix out-of-bounds read
In the Linux kernel, the following vulnerability has been resolved: crypto: qat - fix out-of-bounds read When preparing an AER-CTR request, the driver copies the key provided by the user into a data structure that is accessible by the firmware. If the target …
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High 7.5
RDMA/rxe: Fix NULL-ptr-deref in rxe_qp_do_cleanup() when socket create failed
In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix NULL-ptr-deref in rxe_qp_do_cleanup() when socket create failed There is a null-ptr-deref when mount.cifs over rdma: BUG: KASAN: null-ptr-deref in rxe_qp_do_cleanup+0x2f3/0x360 …
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High 8.8
net/smc: use smc_lgr_list.lock to protect smc_lgr_list.list iterate in smcr_port_add
In the Linux kernel, the following vulnerability has been resolved: net/smc: use smc_lgr_list.lock to protect smc_lgr_list.list iterate in smcr_port_add While doing smcr_port_add, there maybe linkgroup add into or delete from smc_lgr_list.list at the same tim…
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High 7.8
dm flakey: don't corrupt the zero page
In the Linux kernel, the following vulnerability has been resolved: dm flakey: don't corrupt the zero page When we need to zero some range on a block device, the function __blkdev_issue_zero_pages submits a write bio with the bio vector pointing to the zero p…
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High 7.8
scsi: message: mptlan: Fix use after free bug in mptlan_remove() due to race condition
In the Linux kernel, the following vulnerability has been resolved: scsi: message: mptlan: Fix use after free bug in mptlan_remove() due to race condition mptlan_probe() calls mpt_register_lan_device() which initializes the &priv->post_buckets_task workqueue.…
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High 7.8
ALSA: ymfpci: Create card with device-managed snd_devm_card_new()
In the Linux kernel, the following vulnerability has been resolved: ALSA: ymfpci: Create card with device-managed snd_devm_card_new() snd_card_ymfpci_remove() was removed in commit c6e6bb5eab74 ("ALSA: ymfpci: Allocate resources with device-managed APIs"), bu…
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High 7.5
net: tls: avoid hanging tasks on the tx_lock
In the Linux kernel, the following vulnerability has been resolved: net: tls: avoid hanging tasks on the tx_lock syzbot sent a hung task report and Eric explains that adversarial receiver may keep RWIN at 0 for a long time, so we are not guaranteed to make fo…
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High 7.6
wifi: iwlwifi: dvm: Fix memcpy: detected field-spanning write backtrace
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: dvm: Fix memcpy: detected field-spanning write backtrace A received TKIP key may be up to 32 bytes because it may contain MIC rx/tx keys too. These are not used by iwl and copy…
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High 7.1
media: av7110: prevent underflow in write_ts_to_decoder()
In the Linux kernel, the following vulnerability has been resolved: media: av7110: prevent underflow in write_ts_to_decoder() The buf[4] value comes from the user via ts_play(). It is a value in the u8 range. The final length we pass to av7110_ipack_instant_r…
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High 8.8
wifi: ath10k: add peer map clean up for peer delete in ath10k_sta_state()
In the Linux kernel, the following vulnerability has been resolved: wifi: ath10k: add peer map clean up for peer delete in ath10k_sta_state() When peer delete failed in a disconnect operation, use-after-free detected by KFENCE in below log. It is because for …
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High 7.8
drm/ttm: Don't leak a resource on eviction error
In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Don't leak a resource on eviction error On eviction errors other than -EMULTIHOP we were leaking a resource. Fix. v2: - Avoid yet another goto (Andi Shyti)
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High 8.2
ksmbd: avoid out of bounds access in decode_preauth_ctxt()
In the Linux kernel, the following vulnerability has been resolved: ksmbd: avoid out of bounds access in decode_preauth_ctxt() Confirm that the accessed pneg_ctxt->HashAlgorithms address sits within the SMB request boundary; deassemble_neg_contexts() only che…
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High 7.8
wifi: ath11k: Fix qmi_msg_handler data structure initialization
In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: Fix qmi_msg_handler data structure initialization qmi_msg_handler is required to be null terminated by QMI module. There might be a case where a handler for a msg id is not pres…
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High 7.8
fs/ntfs3: Fix slab-out-of-bounds in r_page
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix slab-out-of-bounds in r_page When PAGE_SIZE is 64K, if read_log_page is called by log_read_rst for the first time, the size of *buffer would be equal to DefaultLogPageSize(4K).B…
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High 7.5
tcp: fix a signed-integer-overflow bug in tcp_add_backlog()
In the Linux kernel, the following vulnerability has been resolved: tcp: fix a signed-integer-overflow bug in tcp_add_backlog() The type of sk_rcvbuf and sk_sndbuf in struct sock is int, and in tcp_add_backlog(), the variable limit is caculated by adding sk_r…
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High 7.5
NFSD: Finish converting the NFSv2 GETACL result encoder
In the Linux kernel, the following vulnerability has been resolved: NFSD: Finish converting the NFSv2 GETACL result encoder The xdr_stream conversion inadvertently left some code that set the page_len of the send buffer. The XDR stream encoders should handle …
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High 7.8
apparmor: Fix memleak in alloc_ns()
In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix memleak in alloc_ns() After changes in commit a1bd627b46d1 ("apparmor: share profile name on replacement"), the hname member of struct aa_policy is not valid slab object, but a …
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High 7.8
netfilter: ebtables: fix table blob use-after-free
In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix table blob use-after-free We are not allowed to return an error at this point. Looking at the code it looks like ret is always 0 at this point, but its not. t = find_…
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High 7.8
scsi: mpi3mr: Fix missing mrioc->evtack_cmds initialization
In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Fix missing mrioc->evtack_cmds initialization Commit c1af985d27da ("scsi: mpi3mr: Add Event acknowledgment logic") introduced an array mrioc->evtack_cmds but initialization of t…
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High 7.8
serial: 8250: Fix oops for port->pm on uart_change_pm()
In the Linux kernel, the following vulnerability has been resolved: serial: 8250: Fix oops for port->pm on uart_change_pm() Unloading a hardware specific 8250 driver can produce error "Unable to handle kernel paging request at virtual address" about ten secon…
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High 7.5
Revert "IB/isert: Fix incorrect release of isert connection"
In the Linux kernel, the following vulnerability has been resolved: Revert "IB/isert: Fix incorrect release of isert connection" Commit: 699826f4e30a ("IB/isert: Fix incorrect release of isert connection") is causing problems on OPA when DEVICE_REMOVAL is hap…
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High 8.8
Bluetooth: L2CAP: Fix potential user-after-free
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix potential user-after-free This fixes all instances of which requires to allocate a buffer calling alloc_skb which may release the chan lock and reacquire later which mak…