SB20260114183 - Buffer overflow in Linux kernel watchdog driver
Published: January 14, 2026
Security Bulletin ID
SB20260114183
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) Buffer overflow (CVE-ID: CVE-2025-71114)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the wdt_probe() function in drivers/watchdog/via_wdt.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/47c910965c936724070d2a8094a4c3ed8f452856
- https://git.kernel.org/stable/c/7aa31ee9ec92915926e74731378c009c9cc04928
- https://git.kernel.org/stable/c/c6a2dd4f2e4e6cbdfe7a1618160281af897b75db
- https://git.kernel.org/stable/c/d2c7c90aca7b37f60f16b2bedcfeb16204f2f35d
- https://git.kernel.org/stable/c/f7b6370d0fbee06a867037d675797a606cb62e57