#VU121977 Memory leak in Linux kernel - CVE-2025-71147
Published: January 23, 2026
Vulnerability identifier: #VU121977
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-2025-71147
CWE-ID: CWE-401
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 memory leak within the tpm2_load_cmd() function in security/keys/trusted-keys/trusted_tpm2.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/19166de9737218b77122c41a5730ac87025e089f
- https://git.kernel.org/stable/c/3fd7df4636d8fd5e3592371967a5941204368936
- https://git.kernel.org/stable/c/62cd5d480b9762ce70d720a81fa5b373052ae05f
- https://git.kernel.org/stable/c/9b015f2918b95bdde2ca9cefa10ef02b138aae1e
- https://git.kernel.org/stable/c/9e7c63c69f57b1db1a8a1542359a6167ff8fcef1
- https://git.kernel.org/stable/c/af0689cafb127a8d1af78cc8b72585c9b2a19ecd