OESA-2026-2492 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Validate buffer length while parsing index indxread is called when we have some NTFS directory operations that need more information from the index...

Linux Distros Unpatched Vulnerability : CVE-2026-46116

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm: defensively unhash xfrmstate lists in xfrmstatedelete KASAN reproduces a slab-use-after-free in xfrmstatedelete's hlistdelrcu calls under syzkaller load ...

EUVD-2026-32879

In the Linux kernel, the following vulnerability has been resolved: ip6gre: Use cached t-net in ip6erspanchangelink. After commit 5e72ce3e3980 "net: ipv6: Use link netns in newlink of rtnllinkops", ip6erspannewlink correctly resolves the per-netns ip6gre hash via linknet. ip6erspanchangelink was...

CVE-2026-46116 xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete

In the Linux kernel, the following vulnerability has been resolved: xfrm: defensively unhash xfrmstate lists in xfrmstatedelete KASAN reproduces a slab-use-after-free in xfrmstatedelete's hlistdelrcu calls under syzkaller load on linux-6.12.y stable reproduced on 6.12.47, also reachable via the...

CVE-2026-46116 xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete

In the Linux kernel, the following vulnerability has been resolved: xfrm: defensively unhash xfrmstate lists in xfrmstatedelete KASAN reproduces a slab-use-after-free in xfrmstatedelete's hlistdelrcu calls under syzkaller load on linux-6.12.y stable reproduced on 6.12.47, also reachable via the...

EUVD-2026-32875

In the Linux kernel, the following vulnerability has been resolved: xfrm: defensively unhash xfrmstate lists in xfrmstatedelete KASAN reproduces a slab-use-after-free in xfrmstatedelete's hlistdelrcu calls under syzkaller load on linux-6.12.y stable reproduced on 6.12.47, also reachable via the...

SUSE CVE-2026-45970

In the Linux kernel, the following vulnerability has been resolved: bonding: alb: fix UAF in rlbarprecv during bond up/down The ALB RX path may access rxhashtbl concurrently with bond teardown. During rapid bond up/down cycles, rlbdeinitialize frees rxhashtbl while RX handlers are still running,...

PT-2026-44243

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A slab-use-after-free occurs in the ip6erspan changelink function. The issue arises because the function uses dev netdev instead of the cached t-net, which causes the tunnel to be insert...

CVE-2026-45970

In the Linux kernel, the following vulnerability has been resolved: bonding: alb: fix UAF in rlbarprecv during bond up/down The ALB RX path may access rxhashtbl concurrently with bond teardown. During rapid bond up/down cycles, rlbdeinitialize frees rxhashtbl while RX handlers are still running,...

CVE-2026-46055 apparmor: Fix string overrun due to missing termination

In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix string overrun due to missing termination When booting Ubuntu 26.04 with Linux 7.0-rc4 on an ARM64 Qualcomm Snapdragon X1 we see a string buffer overrun: BUG: KASAN: slab-out-of-bounds in aadfamatch...

CVE-2026-46055

CVE-2026-46055 affects the Linux kernel AppArmor LSM. The issue is a missing string terminator in aa_dfa_match, causing a slab-out-of-bounds read/write during path mounting on ARM64 Ubuntu 26.04 with Linux 7.0-rc4 (Snapdragon X1). Reported impact includes potential DoS or information disclosure. ...

PT-2026-43946

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.0.11-1.1 Description A null-pointer dereference occurs in the rbd module when device add disk fails after device add has successfully published the device. In this scenario, the error path triggers a double...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/kasan: Fixed an issue where the early region was not updated correctly. The shadow’s page table is not updated when PTERPNSHIFT is 24 and PAGESHIFT is 12. This not only causes false positives but also false negatives, ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Binder: Fixed a UAF Use-After-Free issue in bindersnetlinkreport. Transactions sent to frozen targets via bindersproctransaction return an BRTRANSACTIONPENDINGFROZEN error, but they are still treated as successful. This is becaus...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: ses: Fixed a slab-out-of-bounds issue in sesintfremove. A fix for the issue is as follows: BUG: KASAN: A slab-out-of-bounds condition occurred in sesintfremove+0x23f/0x270 ses. The size of the read operation was 8 bytes at...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: md: The mdstopwrites function is called in mdstop. From the link 1, we can see that raid1d was still running even after the path raiddtr - mdstop - mdstop. Let’s stop writing data first in the destructor, to align with the normal...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: - dm raid: fixed the address sanitizer warning in raidresume. There is a KASAN warning in raidresume when running the lvm test lvconvert-raid.sh. The reason for the warning is that mddev-raiddisks is greater than rs-raiddisks,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: tx-macro: Fix for KASAN: slab-out-of-bounds When we run syzkaller, we encounter an out-of-bound error. The specific error message is: “KASAN: slab-out-of-bounds Read in regcacheflatread” The backtrace of the issue i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/meson: Explicitly remove the aggregate driver at module unload time. Since componentmasterdel was not called when unloading the mesondrm module, the aggregate device would remain in the global aggregatedevices list...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Use the number of bits to manage bitmap sizes. To allocate bitmaps, the mpi3mr driver calculates the sizes of bitmaps using bytes as the unit. However, bitmap helper functions assume that bitmaps are allocated using...