SB20250226402 - NULL pointer dereference in Linux kernel drm v3d driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226402
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) NULL pointer dereference (CVE-ID: CVE-2022-49485)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the v3d_perfmon_start() function in drivers/gpu/drm/v3d/v3d_perfmon.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/1df8f8901babcc8c8eea2c067179e455b5c828fd
- https://git.kernel.org/stable/c/3b72deb784a7d4ae8519a5c584cd87c4b57aa6c8
- https://git.kernel.org/stable/c/4be045434923e549a50846a066a04b7b6c1d6d33
- https://git.kernel.org/stable/c/ce7a1ecf3f9f1fccaf67295307614511d8e11b13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.46
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19