SB20250916161 - NULL pointer dereference in Linux kernel disp mdp5 driver
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB20250916161
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-2023-53239)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the mdp5_crtc_reset() function in drivers/gpu/drm/msm/disp/mdp5/mdp5_crtc.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/13fcfcb2a9a4787fe4e49841d728f6f2e9fa6911
- https://git.kernel.org/stable/c/37ff771ed008b9cbffd0eab77985968364694ce3
- https://git.kernel.org/stable/c/3975ea6eaffe26aec634b5c473e51dc76e73af62
- https://git.kernel.org/stable/c/49907c8873826ee771ba0ca1629e809c6479f617
- https://git.kernel.org/stable/c/82943a0730e00c14b03e25a4b2a1a9477ae89d7b
- https://git.kernel.org/stable/c/bc579a2ee8b2e20c152b24b437d094832d8c9c9e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.16