#VU90195 Use-after-free in Linux kernel - CVE-2024-26865
Published: May 31, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90195
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-2024-26865
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_purge() function in net/ipv4/tcp_minisocks.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/9905a157048f441f1412e7bd13372f4a971d75c6
- https://git.kernel.org/stable/c/f901ee07853ce97e9f1104c7c898fbbe447f0279
- https://git.kernel.org/stable/c/9ceac040506a05a30b104b2aa2e9146810704500
- https://git.kernel.org/stable/c/1e9fd5cf8d7f487332560f7bb312fc7d416817f3
- https://git.kernel.org/stable/c/2a750d6a5b365265dbda33330a6188547ddb5c24
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.83
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.23
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.2