CVE-2024-43888

HIGH EPSS 12.3%
Published Aug 26, 20241y ago · Modified Jun 17, 20261w ago
7.8 CVSS 3.1
High
Find Similar
Published Aug 26, 2024 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: mm: list_lru: fix UAF for memory cgroup The mem_cgroup_from_slab_obj() is supposed to be called under rcu lock or cgroup_mutex or others which could prevent returned memcg from being freed. Fix it by adding missing rcu read lock. Found by code inspection. [songmuchun@bytedance.com: only grab rcu lock when necessary, per Vlastimil]

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
12.3% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 3

VendorProductVersionRange
linuxlinux_kernel*≥6.8  –  <6.10.5
linuxlinux_kernel6.11any
linuxlinux_kernel6.11any

References 2

  • git.kernel.org https://git.kernel.org/stable/c/4589f77c18dd98b65f45617b6d1e95313cf6fcab
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5161b48712dcd08ec427c450399d4d1483e21dea
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/4589f77c18dd98b65f45617b6d1e95313cf6fcab
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5161b48712dcd08ec427c450399d4d1483e21dea
    Patch