SB20251226100 - Memory leak in Linux kernel thermal driver
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251226100
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-2023-53997)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the thermal_of_monitor_init(), thermal_of_parameters_init(), thermal_of_unbind() and thermal_of_zone_register() functions in drivers/thermal/thermal_of.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.