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: protect concurrent access to mem_cgroup_idr

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

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: bpf: Silence a warning in btftypeidsize CVE-2023-54247 In the Linux kernel, the following vulnerability has been resolved: memcg: protect concurrent access to memcgroupidr CVE-2024-43892 In the Linux kernel, the...

SUSE CVE-2022-48988

In the Linux kernel, the following vulnerability has been resolved: memcg: fix possible use-after-free in memcgwriteeventcontrol memcgwriteeventcontrol accesses the dentry-dname of the specified control fd to route the write call. As a cgroup interface file can't be renamed, it's safe to access...

DEBIAN-CVE-2022-48988

In the Linux kernel, the following vulnerability has been resolved: memcg: fix possible use-after-free in memcgwriteeventcontrol memcgwriteeventcontrol accesses the dentry-dname of the specified control fd to route the write call. As a cgroup interface file can't be renamed, it's safe to access...

memcg_write_event_control(): fix a user-triggerable oops

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DEBIAN-CVE-2024-43892

In the Linux kernel, the following vulnerability has been resolved: memcg: protect concurrent access to memcgroupidr Commit 73f576c04b94 "mm: memcontrol: fix cgroup creation failure after many small jobs" decoupled the memcg IDs from the CSS ID space to fix the cgroup creation failures. It...

UBUNTU-CVE-2024-43892

In the Linux kernel, the following vulnerability has been resolved: memcg: protect concurrent access to memcgroupidr Commit 73f576c04b94 "mm: memcontrol: fix cgroup creation failure after many small jobs" decoupled the memcg IDs from the CSS ID space to fix the cgroup creation failures. It...

PT-2024-32201 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.11.0-rc3-dirty 1 Description: The vulnerability occurs when CONFIG MEMCG, CONFIG KFENCE, and CONFIG KMEMLEAK are enabled, leading to a warning due to an empty obj ext in the mem pool free function. This happen...

Astra Linux – Vulnerability in Linux 6.1

A flaw was discovered in the filelockinit function in the fs/locks.c file within the Linux kernel. This issue can lead to host memory exhaustion, as memcg does not limit the number of POSIX file locks that can be established...

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...

CVE-2024-26720

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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...

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...

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...

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 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...

kernel: memcg: fix possible use-after-free in memcg_write_event_control()

In the Linux kernel, the following vulnerability has been resolved: memcg: fix possible use-after-free in memcgwriteeventcontrol memcgwriteeventcontrol accesses the dentry-dname of the specified control fd to route the write call. As a cgroup interface file can't be renamed, it's safe to access...

SUSE CVE-2022-0480

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...

CVE-2022-0480

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...