#VU103120 Out-of-bounds read in Linux kernel - CVE-2025-21664
Published: January 21, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU103120
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-21664
CWE-ID: CWE-125
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 perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the get_first_thin() function in drivers/md/dm-thin.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/12771050b6d059eea096993bf2001da9da9fddff
- https://git.kernel.org/stable/c/6b305e98de0d225ccebfb225730a9f560d28ecb0
- https://git.kernel.org/stable/c/80f130bfad1dab93b95683fc39b87235682b8f72
- https://git.kernel.org/stable/c/cbd0d5ecfa390ac29c5380200147d09c381b2ac6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.10