#VU106585 Use-after-free in Linux kernel - CVE-2025-21914
Published: April 2, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU106585
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-2025-21914
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 slim_do_transfer() function in drivers/slimbus/messaging.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/09d34c4cbc38485c7514069f25348e439555b282
- https://git.kernel.org/stable/c/0c541c8f6da23e0b92f0a6216d899659a7572074
- https://git.kernel.org/stable/c/18ae4cee05c310c299ba75d7477dcf34be67aa16
- https://git.kernel.org/stable/c/6abf3d8bb51cbaf886c3f08109a0462890b10db6
- https://git.kernel.org/stable/c/a32e5198a9134772eb03f7b72a7849094c55bda9
- https://git.kernel.org/stable/c/cec8c0ac173fe5321f03fdb1a09a9cb69bc9a9fe
- https://git.kernel.org/stable/c/dcb0d43ba8eb9517e70b1a0e4b0ae0ab657a0e5a
- https://git.kernel.org/stable/c/faac8e894014e8167471a8e4a5eb35a8fefbb82a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.83