SB2024123085 - Use-after-free in Linux kernel sunrpc
Published: December 30, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024123085
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-2024-53168)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the xs_create_sock() function in net/sunrpc/xprtsock.c, within the svc_create_socket() function in net/sunrpc/svcsock.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0ca87e5063757132a044d35baba40a7d4bb25394
- https://git.kernel.org/stable/c/3f23f96528e8fcf8619895c4c916c52653892ec1
- https://git.kernel.org/stable/c/61c0a5eac96836de5e3a5897eccdc63162a94936
- https://git.kernel.org/stable/c/694ccb05b79ee5f5a9f14c2f80d2635d3bb8bdc3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.11