PT-2024-30745 · Linux+3 · Linux Kernel+3

Muchun Song · Published 2024-08-26 · Updated 2025-09-29 · CVE-2024-43888

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The issue is related to a use-after-free (UAF) vulnerability in the memory cgroup functionality of the Linux kernel. The mem cgroup from slab obj() function is supposed to be called under rcu lock or cgroup mutex to prevent the returned memcg from being freed. The fix involves adding a missing rcu read lock. This vulnerability was found by code inspection.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALSA-2025_12746

ALSA-2025_12752

ALSA-2025_12753

ALSA-2025_16880

CVE-2024-43888

INFSA-2024_9315

RHSA-2024:9315

RHSA-2024_9315

RHSA-2025:13135

USN-7154-1

USN-7154-2

USN-7155-1

USN-7156-1

USN-7196-1

Affected Products

Linuxmint

Linux Kernel

Red Hat

Ubuntu

References · 641

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/43xxx/CVE-2024-43888.json · Exploit
• https://ubuntu.com/security/CVE-2024-41079 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-46753 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-53057 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-42295 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-46795 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-45026 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-42127 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-46815 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-46825 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-43895 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-42238 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-42278 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-46868 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-43884 · Vendor Advisory