#VU120233 Use-after-free in Linux kernel - CVE-2025-68331
Published: December 22, 2025
Vulnerability identifier: #VU120233
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-2025-68331
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 uas_queuecommand_lck() function in drivers/usb/storage/uas.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/26d56a9fcb2014b99e654127960aa0a48a391e3c
- https://git.kernel.org/stable/c/2b90a8131c83f6f2be69397d2b7d14d217d95d2f
- https://git.kernel.org/stable/c/426edbfc88b22601ea34a441a469092e7b301c52
- https://git.kernel.org/stable/c/6289fc489e94c9beb6be2b502ccc263663733d72
- https://git.kernel.org/stable/c/66ac05e7b0d6bbd1bee9fcf729e20fd4cce86d17
- https://git.kernel.org/stable/c/75f8e2643085db4f7e136fc6b368eb114dd80a64
- https://git.kernel.org/stable/c/e3a55221f4de080cb7a91ba10f01c4f708603f8d