SB20250226106 - Memory leak in Linux kernel thermal driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226106
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-2022-49468)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the __thermal_cooling_device_register() function in drivers/thermal/thermal_core.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/18530bedd221160823f63ccc20dd55c7a03edbcf
- https://git.kernel.org/stable/c/21ccc58b671aea924f2481cf5c1cf0ebbfd3552d
- https://git.kernel.org/stable/c/3802171f0b5b8b831f4ade5c827547cb323a5bb2
- https://git.kernel.org/stable/c/98a160e898c0f4a979af9de3ab48b4b1d42d1dbb
- https://git.kernel.org/stable/c/9abdf0c0184230f0cb5c6685aabf33dda89aa9fb
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.3