Use-after-free in Linux kernel - CVE-2024-57892

 

Use-after-free in Linux kernel - CVE-2024-57892

Published: January 17, 2025 / Updated: May 11, 2025


Vulnerability identifier: #VU102905
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-57892
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the brelse() function in fs/ocfs2/quota_local.c, within the ocfs2_get_next_id() function in fs/ocfs2/quota_global.c. A local user can escalate privileges on the system.


How to mitigate CVE-2024-57892

Install update from vendor's website.

Sources