SB2024091856 - Use-after-free in Linux kernel fscache
Published: September 18, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024091856
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-2024-46786)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the fscache_exit() function in fs/fscache/main.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/e0d724932ad12e3528f4ce97fc0f6078d0cce4bc
- https://git.kernel.org/stable/c/0a11262549ac2ac6fb98c7cd40a67136817e5a52
- https://git.kernel.org/stable/c/72a6e22c604c95ddb3b10b5d3bb85b6ff4dbc34f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.51