#VU112744 Use-after-free in Linux kernel - CVE-2025-38334
Published: July 10, 2025
Vulnerability identifier: #VU112744
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-2025-38334
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 arch_memory_failure() function in arch/x86/kernel/cpu/sgx/main.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/00a88e9ea1b170d579c56327c38f7e8cf689df87
- https://git.kernel.org/stable/c/31dcbac94bfeabb86bf85b0c36803fdd6536437b
- https://git.kernel.org/stable/c/62b62a2a6dc51ed6e8e334861f04220c9cf8106a
- https://git.kernel.org/stable/c/dc5de5bd6deabd327ced2b2b1d0b4f14cd146afe
- https://git.kernel.org/stable/c/ed16618c380c32c68c06186d0ccbb0d5e0586e59