#VU121487 Memory leak in Linux kernel - CVE-2025-71132
Published: January 14, 2026
Vulnerability identifier: #VU121487
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-2025-71132
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 smc_rcv() function in drivers/net/ethernet/smsc/smc91x.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/36561b86cb2501647662cfaf91286dd6973804a6
- https://git.kernel.org/stable/c/6402078bd9d1ed46e79465e1faaa42e3458f8a33
- https://git.kernel.org/stable/c/9d222141b00156509d67d80c771fbefa92c43ace
- https://git.kernel.org/stable/c/b6018d5c1a8f09d5efe4d6961d7ee45fdf3a7ce3
- https://git.kernel.org/stable/c/ef277ae121b3249c99994652210a326b52d527b0