CVE-2026-45838

CVE-2026-45838 – Linux kernel : The vulnerability arises in BPF handling for cgroup_storage_get_next_key, where list_next_entry() can wrap to the list head and a subsequent NULL check becomes dead code, causing get_next_key() to read storage->key from a bogus pointer and copy it to userspace. ...

CVE-2026-45838 bpf: fix end-of-list detection in cgroup_storage_get_next_key()

In the Linux kernel, the following vulnerability has been resolved: bpf: fix end-of-list detection in cgroupstoragegetnextkey listnextentry never returns NULL -- when the current element is the last entry it wraps to the list head via containerof. The subsequent NULL check is therefore dead code...

EUVD-2026-32164

In the Linux kernel, the following vulnerability has been resolved: bpf: fix end-of-list detection in cgroupstoragegetnextkey listnextentry never returns NULL -- when the current element is the last entry it wraps to the list head via containerof. The subsequent NULL check is therefore dead code...

CVE-2026-45838

In the Linux kernel, the following vulnerability has been resolved: bpf: fix end-of-list detection in cgroupstoragegetnextkey listnextentry never returns NULL -- when the current element is the last entry it wraps to the list head via containerof. The subsequent NULL check is therefore dead code...

CVE-2026-45838

In the Linux kernel, the following vulnerability has been resolved: bpf: fix end-of-list detection in cgroupstoragegetnextkey listnextentry never returns NULL -- when the current element is the last entry it wraps to the list head via containerof. The subsequent NULL check is therefore dead code...

CVE-2026-45838 bpf: fix end-of-list detection in cgroup_storage_get_next_key()

In the Linux kernel, the following vulnerability has been resolved: bpf: fix end-of-list detection in cgroupstoragegetnextkey listnextentry never returns NULL -- when the current element is the last entry it wraps to the list head via containerof. The subsequent NULL check is therefore dead code...

Linux Distros Unpatched Vulnerability : CVE-2026-45838

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: fix end-of-list detection in cgroupstoragegetnextkey listnextentry never returns NULL -- when the current element is the last entry it wraps to the list he...

PT-2026-43934

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the DAMON core where the damos quota goal-nid value for node memcg used bp and node memcg free bp is not validated before being used in the NODE-DATA macro. This allow...

CVE-2026-45838

In the Linux kernel, the following vulnerability has been resolved: bpf: fix end-of-list detection in cgroupstoragegetnextkey listnextentry never returns NULL -- when the current element is the last entry it wraps to the list head via containerof. The subsequent NULL check is therefore dead code...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the use of listnextentry in cgroupstoragegetnextkey. This approach does not return NULL, potentially...

SUSE-SU-2026:21737-1 Security update for iproute2

This update for iproute2 fixes the following issue - CVE-2024-58251: denial of service via terminal escape sequences bsc1254324. Changes for iproute2: - support display of bound but unconnected sockets bsc1204562. - avoid spurious cgroup warning bsc1234383. - add post-6.4 follow-up fixes...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: block/rqqos: Protect the rqqos API with a new lock. The commit number is 50e34d78815e “block: disable the elevator int delgendisk”. The function rqqosexit was moved from diskrelease to delgendisk. This may introduce some issue...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm: multi-gen LRU: fix crash during cgroup migration The lrugenmigratemm function assumes that lrugenaddmm runs before it. This assumption is not true in the following scenario: CPU 1 CPU 2 clone cgroupcanfork cgroupprocswrite...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rustbinder: The spinlock call in rustshrinkfreepage has been removed. When porting Rust Binder to version 6.18, I overlooked including the commit fb56fdf8b9a2 “mm/listlru: split the lock to per-cgroup scope” in the consideration...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Properly pinning the parent in blkcgcssonline. blkcgcssonline is supposed to pin the blkcg of the parent, but after refactoring the code, it was changed to pin the css instead. This results in additional pinnings, and...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: memcontrol: ensure memcg acquired by id is properly set up In the eviction recency check, we attempt to retrieve the memcg to which the folio belonged when it was evicted, by the memcg id stored in the shadow entry. However, ther...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: fixed a NULL crash in the shrinker function when cgroupdisable=memory is set. Christian reported a NULL dereference in zswap; he was able to trace the issue back to the zswap shrinker function. This issue also appeared...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cgroup/dmem: Fixed a NULL pointer derefrence issue when setting the max value. The following issue was triggered: BUG: NULL pointer derefrence in the kernel; Address: 0000000000000000 PF: Supervisor read access in kernel mode...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cgroup/dmem: avoided UAF in the pool An UAF issue was observed: BUG: KASAN: slab-use-after-free in pagecounteruncharge+0x65/0x150 Write of size 8 at addr ffff888106715440 by task insmod/527 CPU: 4 UID: 0 PID: 527 Comm: insmod...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: The queuelock must be held when removing blkg-qnode. When blkg is removed from q-blkglist in the blkgfreeworkfn function, the queuelock must be held. Otherwise, various bugs such as list corruption, hard lockups, etc...