#VU90047 Use-after-free in Linux kernel - CVE-2024-36904
Published: May 30, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90047
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-36904
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
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.
External links
- 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