DEBIAN-CVE-2024-40949

In the Linux kernel, the following vulnerability has been resolved: mm: shmem: fix getting incorrect lruvec when replacing a shmem folio When testing shmem swapin, I encountered the warning below on my machine. The reason is that replacing an old shmem folio with a new one causes memcgroupmigrate...

UBUNTU-CVE-2024-40949

In the Linux kernel, the following vulnerability has been resolved: mm: shmem: fix getting incorrect lruvec when replacing a shmem folio When testing shmem swapin, I encountered the warning below on my machine. The reason is that replacing an old shmem folio with a new one causes memcgroupmigrate...

PT-2024-29166 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue arises when replacing an old shmem folio with a new one, causing mem cgroup migrate to clear the old folio's memcg data. As a result, the old folio cannot obtain the correct...

SUSE CVE-2024-35846

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: fix shrinker NULL crash with cgroupdisable=memory Christian reports a NULL deref in zswap that he bisected down to the zswap shrinker. The issue also cropped up in the bug trackers of libguestfs 1 and the Red Hat...

kernel: mm: memcg: fix NULL pointer in mem_cgroup_track_foreign_dirty_slowpath()

A flaw was found in the memory management subsystem in the Linux kernel. A NULL pointer dereference can be triggered due to an improper check of the memory cgroup value, resulting in a system crash and a denial of service...

kernel: memcontrol: ensure memcg acquired by id is properly set up

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...

kernel: memcg does not limit the number of POSIX file locks allowing memory exhaustion

A flaw was found in the filelockinit in fs/locks.c function in the Linux kernel. This issue can lead to host memory exhaustion due to memcg not limiting the number of Portable Operating System Interface POSIX file locks...

PT-2025-13315

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference issue has been resolved in the Linux kernel. The problem occurred when hwpoison forcibly uncharged a LRU hwpoisoned page, potentially resulting in a NULL folio...

PT-2024-26760 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to a NULL pointer dereference in the zswap shrinker when memcg is disabled with the boot time flag. This can cause the zswap shrinker to be called with sc-memcg...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a...

kernel: memcg does not limit the number of POSIX file locks allowing memory exhaustion

A flaw was found in the filelockinit in fs/locks.c function in the Linux kernel. This issue can lead to host memory exhaustion due to memcg not limiting the number of Portable Operating System Interface POSIX file locks...

SUSE CVE-2021-47011

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

CVE-2021-47011

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

CVE-2021-47011

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

CVE-2021-47011

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

Design/Logic Flaw

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

UBUNTU-CVE-2021-47011

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

CVE-2021-47011

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

CVE-2021-47011

The CVE-2021-47011 issue affects the Linux kernel memory control slab (memcg). The root cause was that some corner allocations (e.g., SLUB allocations larger than order-1 pages and buddy-allocated pages) continued to hold a reference to the memory cgroup, allowing KMEM pages (and thus kernel stac...

CVE-2021-47011 mm: memcontrol: slab: fix obtain a reference to a freeing memcg

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...