SB20240530151 - Use-after-free in Linux kernel ipv4
Published: May 30, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240530151
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-2024-36904)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the tcp_twsk_unique() function in net/ipv4/tcp_ipv4.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/84546cc1aeeb4df3e444b18a4293c9823f974be9
- https://git.kernel.org/stable/c/1796ca9c6f5bd50554214053af5f47d112818ee3
- https://git.kernel.org/stable/c/1d9cf07810c30ef7948879567d10fd1f01121d34
- https://git.kernel.org/stable/c/27b0284d8be182a81feb65581ab6a724dfd596e8
- https://git.kernel.org/stable/c/13ed7cdf079686ccd3618335205700c03f6fb446
- https://git.kernel.org/stable/c/6e48faad92be13166184d21506e4e54c79c13adc
- https://git.kernel.org/stable/c/517e32ea0a8c72202d0d8aa8df50a7cd3d6fdefc
- https://git.kernel.org/stable/c/f2db7230f73a80dbb179deab78f88a7947f0ab7e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.314
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.217
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.159
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.276
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.91
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.31
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.10