UBUNTU-CVE-2023-52940

In the Linux kernel, the following vulnerability has been resolved: mm: multi-gen LRU: fix crash during cgroup migration lrugenmigratemm assumes lrugenaddmm runs prior to itself. This isn't true for the following scenario: CPU 1 CPU 2 clone cgroupcanfork cgroupprocswrite cgrouppostfork tasklock...

UBUNTU-CVE-2023-52942

In the Linux kernel, the following vulnerability has been resolved: cgroup/cpuset: Fix wrong check in updateparentsubpartscpumask It was found that the check to see if a partition could use up all the cpus from the parent cpuset in updateparentsubpartscpumask was incorrect. As a result, it is...

CVE-2023-52942 cgroup/cpuset: Fix wrong check in update_parent_subparts_cpumask()

In the Linux kernel, the following vulnerability has been resolved: cgroup/cpuset: Fix wrong check in updateparentsubpartscpumask It was found that the check to see if a partition could use up all the cpus from the parent cpuset in updateparentsubpartscpumask was incorrect. As a result, it is...

CVE-2023-52939 mm: memcg: fix NULL pointer in mem_cgroup_track_foreign_dirty_slowpath()

In the Linux kernel, the following vulnerability has been resolved: mm: memcg: fix NULL pointer in memcgrouptrackforeigndirtyslowpath As commit 18365225f044 "hwpoison, memcg: forcibly uncharge LRU pages", hwpoison will forcibly uncharg a LRU hwpoisoned page, the foliomemcg could be NULl, then,...

CVE-2023-52940

CVE-2023-52940 affects the Linux kernel; it concerns the multi-gen LRU code during cgroup migration. The issue arises in lru_gen_migrate_mm(), which assumes lru_gen_add_mm() runs before it, but in a specific cross-CPU sequence (clone, cgroup_fork, cgroup_procs_write, cgroup_post_fork, task_lock, ...

CVE-2023-52939

Summary of CVE-2023-52939 (Linux kernel): The vulnerability is in the memory control group (memcg) path of the Linux kernel, specifically in mm: memcg: fix NULL pointer in mem_cgroup_track_foreign_dirty_slowpath(). The root cause arises after the hwpoison patch that forcibly uncharges a LRU hwpoi...

CVE-2023-52940

In the Linux kernel, the following vulnerability has been resolved: mm: multi-gen LRU: fix crash during cgroup migration lrugenmigratemm assumes lrugenaddmm runs prior to itself. This isn't true for the following scenario: CPU 1 CPU 2 clone cgroupcanfork cgroupprocswrite cgrouppostfork tasklock...

CVE-2023-52940 mm: multi-gen LRU: fix crash during cgroup migration

In the Linux kernel, the following vulnerability has been resolved: mm: multi-gen LRU: fix crash during cgroup migration lrugenmigratemm assumes lrugenaddmm runs prior to itself. This isn't true for the following scenario: CPU 1 CPU 2 clone cgroupcanfork cgroupprocswrite cgrouppostfork tasklock...

CVE-2023-52940 mm: multi-gen LRU: fix crash during cgroup migration

In the Linux kernel, the following vulnerability has been resolved: mm: multi-gen LRU: fix crash during cgroup migration lrugenmigratemm assumes lrugenaddmm runs prior to itself. This isn't true for the following scenario: CPU 1 CPU 2 clone cgroupcanfork cgroupprocswrite cgrouppostfork tasklock...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel, which stems from an incorrect check in the updateparentsubpartscpumask function of the cgroup cpuset component, which could...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an incorrectly sorted operation of the mm multi-gen LRU component during cgroup migration, resulting in a...

CVE-2023-52942: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: cgroup/cpuset: Fix wrong check in updateparentsubpartscpumask It was found that the check to see if a partition could use up all the cpus from the parent cpuset in updateparentsubpartscpumask was incorrect. As a result, it is...

CVE-2023-52940: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm: multi-gen LRU: fix crash during cgroup migration lrugenmigratemm assumes lrugenaddmm runs prior to itself. This isn't true for the following scenario: CPU 1 CPU 2 clone cgroupcanfork cgroupprocswrite cgrouppostfork tasklock...

The vulnerability of the blk-cgroup kernel component in the Linux operating system, which allows a hacker to cause a service failure

The vulnerability of the blk-cgroup component in the Linux operating system’s kernel is related to memory corruption. Exploiting this vulnerability can allow an attacker to cause a service failure...

kernel: memcg: protect concurrent access to mem_cgroup_idr

memcg in linux kernel permit concurrent access to memcgroupidr which can lead to kernel crashes...

blk-cgroup: Fix class @block_class's subsystem refcount leakage

...

blk-cgroup: Fix UAF in blkcg_unpin_online()

...

netfilter: nft_socket: remove WARN_ON_ONCE on maximum cgroup level

...

SUSE CVE-2024-58088

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix deadlock when freeing cgroup storage The following commit bc235cdb423a "bpf: Prevent deadlock from recursive bpftaskstorageget|delete" first introduced deadlock prevention for fentry/fexit programs attaching on...

SUSE CVE-2025-21861

In the Linux kernel, the following vulnerability has been resolved: mm/migratedevice: don't add folio to be freed to LRU in migratedevicefinalize If migration succeeded, we called foliomigrateflags-memcgroupmigrate to migrate the memcg from the old to the new folio. This will set memcgdata of the...