#VU112753 Use-after-free in Linux kernel - CVE-2025-38236
Published: July 11, 2025
Vulnerability identifier: #VU112753
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-2025-38236
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 IS_ENABLED() and unix_stream_recv_urg() functions in net/unix/af_unix.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/32ca245464e1479bfea8592b9db227fdc1641705
- https://git.kernel.org/stable/c/61a9ad7b69ce688697e5f63332f03e17725353bc
- https://git.kernel.org/stable/c/8db4d2d026e6e3649832bfe23b96c4acff0756db
- https://git.kernel.org/stable/c/a12237865b48a73183df252029ff5065d73d305e
- https://git.kernel.org/stable/c/fad0a2c16062ac7c606b93166a7ce9d265bab976