SB2024123039 - Use-after-free in Linux kernel ipv4
Published: December 30, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024123039
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-2024-56601)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the htons() function in net/ipv4/af_inet.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/25447c6aaa7235f155292b0c58a067347e8ae891
- https://git.kernel.org/stable/c/2bc34d8c8898ae9fddf4612501aabb22d76c2b2c
- https://git.kernel.org/stable/c/3e8258070b0f2aba66b3ef18883de229674fb288
- https://git.kernel.org/stable/c/691d6d816f93b2a1008c14178399061466e674ef
- https://git.kernel.org/stable/c/9365fa510c6f82e3aa550a09d0c5c6b44dbc78ff
- https://git.kernel.org/stable/c/b4513cfd3a10c03c660d5d3d26c2e322efbfdd9b
- https://git.kernel.org/stable/c/f8a3f255f7509a209292871715cda03779640c8d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.287