Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed a race condition when detecting delalloc ranges during fiemap For fiemap, we recently stopped locking the target extent range for the entire duration of the fiemap call, in order to avoid a deadlock in a scenario whe...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: hamradio: Fixed a memory leak in mkissclose. My local syzbot instance encountered a memory leak in mkissopen1. The issue arose from the missing freenetdev call in mkissclose. In mkissopen, netdevice is allocated and then...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ext4: fixed the bug in estreesearch Hulk Robot reported a BUG: kernel BUG at fs/ext4/extentsstatus.c:199! ... RIP: 0010:ext4esend fs/ext4/extentsstatus.c:199 inline RIP: 0010:estreesearch+0x1e0/0x260 fs/ext4/extentsstatus.c:21...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed the inode leak in btrfsiget. BUG There is a bug report that a syzbot reproducer can cause the following issue: A busy inode occurs at the time of unmount: - BTRFS info device loop1: Last unmount of the filesystem...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Allow ext4getgroupinfo to fail. Previously, ext4getgroupinfo would treat an invalid group number as a BUG, since this should never happen in theory. However, if a malicious attacker modifies the superblock via the block...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: f2fs: A sanity check was performed on curseg-alloctype. As Wenqing Liu reported in Bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215657 - Overview In the UBSAN library, there was an issue where out-of-bounds access occurre...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Tracing: Fixed the issue with copylinklist updates when the “copyTracemarker” option is enabled for an instance. When this option is enabled, any data written to /sys/kernel/tracing/tracemarker is also copied into the buffer o...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: NFSv4.2: fixed the NFSv4.2 kernel bug at mm/usercopy.c:102 Calling listxattr with a buffer size of 0 returns the actual size of the buffer required for a subsequent call. When size 0, nfs4listxattr does not return an error becaus...

SUSE-RU-2026:21753-1 Recommended update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix one issue The following non security issue was fixed: - CVE-2026-46333: Fixed logic bug in the Linux kernel's ptracemayaccess function bsc1265308...

Exploit for Write-what-where Condition in Linux Linux_Kernel

Dirty Frag: Universal Linux LPE Abstract This document e...

SUSE CVE-2026-43299

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...

SUSE CVE-2026-43169

In the Linux kernel, the following vulnerability has been resolved: drm/buddy: Prevent BUGON by validating rounded allocation When DRMBUDDYCONTIGUOUSALLOCATION is set, the requested size is rounded up to the next power-of-two via rounduppowoftwo. Similarly, for non-contiguous allocations with lar...

CVE-2026-43456 bonding: fix type confusion in bond_setup_by_slave()

In the Linux kernel, the following vulnerability has been resolved: bonding: fix type confusion in bondsetupbyslave kernel BUG at net/core/skbuff.c:2306! Oops: invalid opcode: 0000 1 SMP KASAN NOPTI RIP: 0010:pskbexpandhead+0xa08/0xfe0 net/core/skbuff.c:2306 RSP: 0018:ffffc90004aff760 EFLAGS:...

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...