SB20251001115 - Incorrect calculation in Linux kernel msm hdmi driver
Published: October 1, 2025 Updated: October 27, 2025
Security Bulletin ID
SB20251001115
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) Incorrect calculation (CVE-ID: CVE-2022-50437)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to incorrect calculation within the msm_hdmi_modeset_init() function in drivers/gpu/drm/msm/hdmi/hdmi.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/08c7375fa27a8ceee028868e03ffb3a0db919d44
- https://git.kernel.org/stable/c/3c43f3ec731c233eb84b66199ee76dbf3ec6ecae
- https://git.kernel.org/stable/c/4c1294da6aed1f16d47a417dcfe6602833c3c95c
- https://git.kernel.org/stable/c/9efb45b45ff6254bfd1f1997a06725cb3fc998a5
- https://git.kernel.org/stable/c/a9c1a6991a9b5aa6d0f2cbc9b8c3bf6c4d094dfa
- https://git.kernel.org/stable/c/b48949ab451eaf1e2c04c272c8a9a96a2b56546f
- https://git.kernel.org/stable/c/e8f916b84e4b028ecad6c6472eaad543cc7df806
- https://git.kernel.org/stable/c/ed7f1ff87a4afea1bc220d2ff00a7ce8e61f0b53
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.223