CVE-2026-43427

The CVE covers a Linux kernel issue in the usb: class: cdc-wdm read path. Due to compiler optimization or CPU out-of-order execution, desc->length could be updated after a memmove, causing wdm_read() to observe a new length and copy_to_user() from uninitialized memory, violating LKMM data race...

CVE-2026-43349 f2fs: fix to avoid uninit-value access in f2fs_sanity_check_node_footer

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid uninit-value access in f2fssanitychecknodefooter syzbot reported a f2fs bug as below: BUG: KMSAN: uninit-value in f2fssanitychecknodefooter+0x374/0xa20 fs/f2fs/node.c:1520 f2fssanitychecknodefooter+0x374/0xa20...

CVE-2026-43299

Consolidated details show CVE-2026-43299 affects the Linux kernel btrfs filesystem. When ENOSPC can cause the filesystem to flip to read‑only in a critical path, a pending read repair may trigger an assertion failure inside btrfs_repair_io_failure(), leading to a kernel crash. The issue is docume...

CVE-2026-43299 btrfs: do not ASSERT() when the fs flips RO inside btrfs_repair_io_failure()

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not ASSERT when the fs flips RO inside btrfsrepairiofailure BUG There is a bug report that when btrfs hits ENOSPC error in a critical path, btrfs flips RO this part is expected, although the ENOSPC bug still needs to be...

Linux Distros Unpatched Vulnerability : CVE-2026-43456

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bonding: fix type confusion in bondsetupbyslave kernel BUG at net/core/skbuff.c:2306! Oops: invalid opcode: 0000 1 SMP KASAN NOPTI RIP:...

CVE-2026-43213 wifi: rtw89: pci: validate sequence number of TX release report

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: pci: validate sequence number of TX release report Hardware rarely reports abnormal sequence number in TX release report, which will access out-of-bounds of wdring-pages array, causing NULL pointer dereference. BUG:...

CVE-2026-43094

In the Linux kernel, the following vulnerability has been resolved: ixgbevf: add missing negotiatefeatures op to Hyper-V ops table Commit a7075f501bd3 "ixgbevf: fix mailbox API compatibility by negotiating supported features" added the .negotiatefeatures callback to ixgbemacoperations and populat...

SUSE CVE-2026-43012

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix switchdev mode rollback in case of failure If for some internal reason switchdev mode fails, we rollback to legacy mode, before this patch, rollback will unregister the uplink netdev and leave it unregistered causin...

EUVD-2026-27363

In the Linux kernel, the following vulnerability has been resolved: ext4: always drain queued discard work in ext4mbrelease While reviewing recent ext4 patch1, Sashiko raised the following concern2: If the filesystem is initially mounted with the discard option, deleting files will populate...

Linux Distros Unpatched Vulnerability : CVE-2026-43046

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: reject root items with dropprogress and zero droplevel BUG When recovering relocation at mount time, mergerelocroot and btrfsdropsnapshot both use...

CVE-2026-43046

CVE-2026-43046 affects the Linux kernel, specifically btrfs relocation logic where a non-zero drop_progress with drop_level == 0 can be observed in a read-back root_item. The root_item invariant is now validated in the tree-checker when reading from disk: if drop_progress.objectid is non-zero, dr...

CVE-2026-43046

In the Linux kernel, the following vulnerability has been resolved: btrfs: reject root items with dropprogress and zero droplevel BUG When recovering relocation at mount time, mergerelocroot and btrfsdropsnapshot both use BUGONlevel == 0 to guard against an impossible state: a non-zero dropprogre...

CVE-2026-43046 btrfs: reject root items with drop_progress and zero drop_level

In the Linux kernel, the following vulnerability has been resolved: btrfs: reject root items with dropprogress and zero droplevel BUG When recovering relocation at mount time, mergerelocroot and btrfsdropsnapshot both use BUGONlevel == 0 to guard against an impossible state: a non-zero dropprogre...

CVE-2026-43027 netfilter: nf_conntrack_helper: pass helper to expect cleanup

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackhelper: pass helper to expect cleanup nfconntrackhelperunregister calls nfctexpectiteratedestroy to remove expectations belonging to the helper being unregistered. However, it passes NULL instead of the help...

CVE-2026-43012

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix switchdev mode rollback in case of failure If for some internal reason switchdev mode fails, we rollback to legacy mode, before this patch, rollback will unregister the uplink netdev and leave it unregistered causin...

CVE-2026-43006 io_uring/rsrc: reject zero-length fixed buffer import

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: reject zero-length fixed buffer import validatefixedrange admits bufaddr at the exact end of the registered region when len is zero, because the check uses strict greater-than bufend imu-ubuf + imu-len. ioimportfixe...

CVE-2026-31702

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix use-after-free of sbi in f2fscompresswriteendio In f2fscompresswriteendio, decpagecountsbi, type can bring the F2FSWBCPDATA counter to zero, unblocking f2fswaitonallpages in f2fsputsuper on a concurrent unmount CPU. The...

PT-2026-36429

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the net/mlx5 component where a failure during switchdev mode transition triggers an incorrect rollback to legacy mode. This process unregisters the uplink netdev and...

Exploit for CVE-2026-31431

CVE-2026-31431 Copy Fail – a 4‑byte page‑cache write prim...

CVE-2026-7270

An operator precedence bug in the kernel results in a scenario where a buffer overflow causes attacker-controlled data to overwrite adjacent execve2 argument buffers. The bug may be exploitable by an unprivileged user to obtain superuser privileges...