SB20250226406 - NULL pointer dereference in Linux kernel drm rockchip driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226406
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-2022-49491)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the vop_bind() function in drivers/gpu/drm/rockchip/rockchip_drm_vop.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/3451852312303d54a003c73bd0ae39cebb960bd5
- https://git.kernel.org/stable/c/452922955df215a417c80d09dab72bbc667a1861
- https://git.kernel.org/stable/c/6ff986e057bf28e2f7690dad410768b2270f9453
- https://git.kernel.org/stable/c/769c53bb6116d0eaec0f1fe4ec4b27a74465cad1
- https://git.kernel.org/stable/c/a9b4599665e437de8a1152799c34841b799a2e1c
- https://git.kernel.org/stable/c/b54926bd558d97c888c3d2d87886f3c159d3254a
- https://git.kernel.org/stable/c/ecfa52654d0c9c333c1fe1611f47105f6bce9591
- https://git.kernel.org/stable/c/f8c242908ad15bbd604d3bcb54961b7d454c43f8
- https://git.kernel.org/stable/c/fcd6a886443730c39170b8383411e52118aec0a3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.283