Platform
Linux
20,664 known vulnerabilities.
2,389 results · Clear filters · Feed
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Medium 5.9
Python-kdcproxy: remote dos via unbounded tcp upstream buffering
If an attacker causes kdcproxy to connect to an attacker-controlled KDC server (e.g. through server-side request forgery), they can exploit the fact that kdcproxy does not enforce bounds on TCP response length to conduct a denial-of-service attack. While rece…
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Medium 5.5CVE-2025-12748 Public exploit
Libvirt: denial of service in xml parsing
A flaw was discovered in libvirt in the XML file processing. More specifically, the parsing of user provided XML files was performed before the ACL checks. A malicious user with limited permissions could exploit this flaw by submitting a specially crafted XML…
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Medium 6.2
Qemu-kvm: stack buffer overflow in e1000 device via short frames in loopback mode
A stack-based buffer overflow was found in the QEMU e1000 network device. The code for padding short frames was dropped from individual network devices and moved to the net core code. The issue stems from the device's receive code still being able to process …
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Medium 4.4
Luksmeta: data corruption when handling luks1 partitions with luksmeta
A data corruption vulnerability has been identified in the luksmeta utility when used with the LUKS1 disk encryption format. An attacker with the necessary permissions can exploit this flaw by writing a large amount of metadata to an encrypted device. The uti…
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Medium 4.3
Samba: vfs_streams_xattr uninitialized memory write possible
A flaw was found in Samba, in the vfs_streams_xattr module, where uninitialized heap memory could be written into alternate data streams. This allows an authenticated user to read residual memory content that may include sensitive data, resulting in an inform…
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Medium 5.5
wifi: mt76: mt7921: resource leaks at mt7921_check_offload_capability()
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921: resource leaks at mt7921_check_offload_capability() Fixed coverity issue with resource leaks at variable "fw" going out of scope leaks the storage it points to mt7921_chec…
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Medium 5.5
crypto: hisilicon/hpre - fix resource leak in remove process
In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/hpre - fix resource leak in remove process In hpre_remove(), when the disable operation of qm sriov failed, the following logic should continue to be executed to release the…
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Medium 5.5
genetlink: fix genl_bind() invoking bind() after -EPERM
In the Linux kernel, the following vulnerability has been resolved: genetlink: fix genl_bind() invoking bind() after -EPERM Per family bind/unbind callbacks were introduced to allow families to track multicast group consumer presence, e.g. to start or stop pr…
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Medium 5.5
can: j1939: implement NETDEV_UNREGISTER notification handler
In the Linux kernel, the following vulnerability has been resolved: can: j1939: implement NETDEV_UNREGISTER notification handler syzbot is reporting unregister_netdevice: waiting for vcan0 to become free. Usage count = 2 problem, for j1939 protocol did not ha…
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Medium 5.5
spi: microchip-core-qspi: stop checking viability of op->max_freq in supports_op callback
In the Linux kernel, the following vulnerability has been resolved: spi: microchip-core-qspi: stop checking viability of op->max_freq in supports_op callback In commit 13529647743d9 ("spi: microchip-core-qspi: Support per spi-mem operation frequency switches"…
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Medium 5.5
net: phy: transfer phy_config_inband() locking responsibility to phylink
In the Linux kernel, the following vulnerability has been resolved: net: phy: transfer phy_config_inband() locking responsibility to phylink Problem description =================== Lockdep reports a possible circular locking dependency (AB/BA) between &pl->st…
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Medium 5.5
nfs/localio: restore creds before releasing pageio data
In the Linux kernel, the following vulnerability has been resolved: nfs/localio: restore creds before releasing pageio data Otherwise if the nfsd filecache code releases the nfsd_file immediately, it can trigger the BUG_ON(cred == current->cred) in __put_cred…
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Medium 5.5
mm/vmalloc, mm/kasan: respect gfp mask in kasan_populate_vmalloc()
In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc, mm/kasan: respect gfp mask in kasan_populate_vmalloc() kasan_populate_vmalloc() and its helpers ignore the caller's gfp_mask and always allocate memory using the hardcoded GFP_KER…
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Medium 5.5
arm64: kexec: initialize kexec_buf struct in load_other_segments()
In the Linux kernel, the following vulnerability has been resolved: arm64: kexec: initialize kexec_buf struct in load_other_segments() Patch series "kexec: Fix invalid field access". The kexec_buf structure was previously declared without initialization. comm…
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Medium 5.5
of_numa: fix uninitialized memory nodes causing kernel panic
In the Linux kernel, the following vulnerability has been resolved: of_numa: fix uninitialized memory nodes causing kernel panic When there are memory-only nodes (nodes without CPUs), these nodes are not properly initialized, causing kernel panic during boot.…
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Medium 5.5
mm/userfaultfd: fix kmap_local LIFO ordering for CONFIG_HIGHPTE
In the Linux kernel, the following vulnerability has been resolved: mm/userfaultfd: fix kmap_local LIFO ordering for CONFIG_HIGHPTE With CONFIG_HIGHPTE on 32-bit ARM, move_pages_pte() maps PTE pages using kmap_local_page(), which requires unmapping in Last-In…
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Medium 5.5
net_sched: gen_estimator: fix est_timer() vs CONFIG_PREEMPT_RT=y
In the Linux kernel, the following vulnerability has been resolved: net_sched: gen_estimator: fix est_timer() vs CONFIG_PREEMPT_RT=y syzbot reported a WARNING in est_timer() [1] Problem here is that with CONFIG_PREEMPT_RT=y, timer callbacks can be preempted. …
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Medium 5.5
sched: Fix sched_numa_find_nth_cpu() if mask offline
In the Linux kernel, the following vulnerability has been resolved: sched: Fix sched_numa_find_nth_cpu() if mask offline sched_numa_find_nth_cpu() uses a bsearch to look for the 'closest' CPU in sched_domains_numa_masks and given cpus mask. However they might…
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Medium 5.5
spi: spi-qpic-snand: unregister ECC engine on probe error and device remove
In the Linux kernel, the following vulnerability has been resolved: spi: spi-qpic-snand: unregister ECC engine on probe error and device remove The on-host hardware ECC engine remains registered both when the spi_register_controller() function returns with an…
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Medium 5.5
ASoC: soc-core: care NULL dirver name on snd_soc_lookup_component_nolocked()
In the Linux kernel, the following vulnerability has been resolved: ASoC: soc-core: care NULL dirver name on snd_soc_lookup_component_nolocked() soc-generic-dmaengine-pcm.c uses same dev for both CPU and Platform. In such case, CPU component driver might not …
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Medium 4.8
Glib-networking: out of bound reads on glib-networking through tls/openssl/gtlscertificate-openssl.c via "g_tls_certificate_openssl_get_property()"
glib-networking's OpenSSL backend fails to properly check the return value of a call to BIO_write(), resulting in an out of bounds read.
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Medium 5.5
Libxslt: use-after-free with key data stored cross-rvt
A use-after-free vulnerability was found in libxslt while parsing xsl nodes that may lead to the dereference of expired pointers and application crash.
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Medium 5.5
wifi: ath12k: fix memory leak in ath12k_service_ready_ext_event
In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix memory leak in ath12k_service_ready_ext_event Currently, in ath12k_service_ready_ext_event(), svc_rdy_ext.mac_phy_caps is not freed in the failure case, causing a memory lea…
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Medium 5.5
tracing/osnoise: Fix null-ptr-deref in bitmap_parselist()
In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Fix null-ptr-deref in bitmap_parselist() A crash was observed with the following output: BUG: kernel NULL pointer dereference, address: 0000000000000010 Oops: Oops: 0000 [#1]…
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Medium 5.5
bpf: Tell memcg to use allow_spinning=false path in bpf_timer_init()
In the Linux kernel, the following vulnerability has been resolved: bpf: Tell memcg to use allow_spinning=false path in bpf_timer_init() Currently, calling bpf_map_kmalloc_node() from __bpf_async_init() can cause various locking issues; see the following stac…
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Medium 4.7
btrfs: fix subvolume deletion lockup caused by inodes xarray race
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix subvolume deletion lockup caused by inodes xarray race There is a race condition between inode eviction and inode caching that can cause a live struct btrfs_inode to be missing fro…
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Medium 5.5
ceph: always call ceph_shift_unused_folios_left()
In the Linux kernel, the following vulnerability has been resolved: ceph: always call ceph_shift_unused_folios_left() The function ceph_process_folio_batch() sets folio_batch entries to NULL, which is an illegal state. Before folio_batch_release() crashes due…
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Medium 5.5
ceph: fix crash after fscrypt_encrypt_pagecache_blocks() error
In the Linux kernel, the following vulnerability has been resolved: ceph: fix crash after fscrypt_encrypt_pagecache_blocks() error The function move_dirty_folio_in_page_array() was created by commit ce80b76dd327 ("ceph: introduce ceph_process_folio_batch() me…
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Medium 5.5
igb: Fix NULL pointer dereference in ethtool loopback test
In the Linux kernel, the following vulnerability has been resolved: igb: Fix NULL pointer dereference in ethtool loopback test The igb driver currently causes a NULL pointer dereference when executing the ethtool loopback test. This occurs because there is no…
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Medium 5.5
macsec: sync features on RTM_NEWLINK
In the Linux kernel, the following vulnerability has been resolved: macsec: sync features on RTM_NEWLINK Syzkaller managed to lock the lower device via ETHTOOL_SFEATURES: netdev_lock include/linux/netdevice.h:2761 [inline] netdev_lock_ops include/net/netdev_l…
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Medium 5.5
eth: mlx4: Fix IS_ERR() vs NULL check bug in mlx4_en_create_rx_ring
In the Linux kernel, the following vulnerability has been resolved: eth: mlx4: Fix IS_ERR() vs NULL check bug in mlx4_en_create_rx_ring Replace NULL check with IS_ERR() check after calling page_pool_create() since this function returns error pointers (ERR_PTR…
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Medium 5.5
net: ethernet: ti: am65-cpsw-nuss: Fix null pointer dereference for ndev
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: ti: am65-cpsw-nuss: Fix null pointer dereference for ndev In the TX completion packet stage of TI SoCs with CPSW2G instance, which has single external ethernet port, ndev is ac…
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Medium 5.5
net/tcp: Fix socket memory leak in TCP-AO failure handling for IPv6
In the Linux kernel, the following vulnerability has been resolved: net/tcp: Fix socket memory leak in TCP-AO failure handling for IPv6 When tcp_ao_copy_all_matching() fails in tcp_v6_syn_recv_sock() it just exits the function. This ends up causing a memory-l…
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Medium 5.5
vxlan: Fix NPD in {arp,neigh}_reduce() when using nexthop objects
In the Linux kernel, the following vulnerability has been resolved: vxlan: Fix NPD in {arp,neigh}_reduce() when using nexthop objects When the "proxy" option is enabled on a VXLAN device, the device will suppress ARP requests and IPv6 Neighbor Solicitation me…
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Medium 4.7
f2fs: don't reset unchangable mount option in f2fs_remount()
In the Linux kernel, the following vulnerability has been resolved: f2fs: don't reset unchangable mount option in f2fs_remount() syzbot reports a bug as below: general protection fault, probably for non-canonical address 0xdffffc0000000009: 0000 [#1] PREEMPT …
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Medium 5.5
drm/ttm: fix bulk_move corruption when adding a entry
In the Linux kernel, the following vulnerability has been resolved: drm/ttm: fix bulk_move corruption when adding a entry When the resource is the first in the bulk_move range, adding it again (thus moving it to the tail) will corrupt the list since the first…
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Medium 5.5
ice: Block switchdev mode when ADQ is active and vice versa
In the Linux kernel, the following vulnerability has been resolved: ice: Block switchdev mode when ADQ is active and vice versa ADQ and switchdev are not supported simultaneously. Enabling both at the same time can result in nullptr dereference. To prevent th…
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Medium 5.5
mfd: arizona: Use pm_runtime_resume_and_get() to prevent refcnt leak
In the Linux kernel, the following vulnerability has been resolved: mfd: arizona: Use pm_runtime_resume_and_get() to prevent refcnt leak In arizona_clk32k_enable(), we should use pm_runtime_resume_and_get() as pm_runtime_get_sync() will increase the refcnt ev…
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Medium 5.5
bpf: cpumap: Fix memory leak in cpu_map_update_elem
In the Linux kernel, the following vulnerability has been resolved: bpf: cpumap: Fix memory leak in cpu_map_update_elem Syzkaller reported a memory leak as follows: BUG: memory leak unreferenced object 0xff110001198ef748 (size 192): comm "syz-executor.3", pid…
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Medium 5.5
net: skb_partial_csum_set() fix against transport header magic value
In the Linux kernel, the following vulnerability has been resolved: net: skb_partial_csum_set() fix against transport header magic value skb->transport_header uses the special 0xFFFF value to mark if the transport header was set or not. We must prevent caller…