SB20260114141 - Memory leak in Linux kernel ethernet smsc driver
Published: January 14, 2026
Security Bulletin ID
SB20260114141
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2025-71132)
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 website.
References
- 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