SB20250226503 - Improper locking in Linux kernel base power driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226503
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) Improper locking (CVE-ID: CVE-2022-49265)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the genpd_remove() function in drivers/base/power/domain.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/2039163c30f886cf5638afd6993705ae9bb34a06
- https://git.kernel.org/stable/c/d1b6840d8fb9b35193d45d8fe6b4d830bfd20c3c
- https://git.kernel.org/stable/c/f6bfe8b5b2c2a5ac8bd2fc7bca3706e6c3fc26d8
- https://git.kernel.org/stable/c/fee777ea77769cc5392a34805d9d73099a223fae
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.2