SB2024062028 - Use-after-free in Linux kernel kunit
Published: June 20, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024062028
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2024-38561)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the kunit_try_catch_run() function in lib/kunit/try-catch.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/1f2ebd3758e1cef6a1f998a1f7ea73310dcb1699
- https://git.kernel.org/stable/c/1ec7ccb4cd4b6f72c2998b07880fa7aaf8dfe1d4
- https://git.kernel.org/stable/c/8f5c841a559ccb700c8d27a3ca645b7a5f59b4f5
- https://git.kernel.org/stable/c/b0b755cb5a5e0d7168c3ab1b3814b0d3cad9f017
- https://git.kernel.org/stable/c/f8aa1b98ce40184521ed95ec26cc115a255183b2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.93
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.33
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.12