SB20250226409 - NULL pointer dereference in Linux kernel msm hdmi driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226409
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-2022-49495)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the msm_hdmi_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/0978fcce91b90b561b8c82e7c492ba9fc8440eef
- https://git.kernel.org/stable/c/2b3ed7547b1a052209da6c4ab886ffe0eed88c42
- https://git.kernel.org/stable/c/4cd66a8016b872a153bf892fe4258cbc0dacf5b1
- https://git.kernel.org/stable/c/6369dda4a2209142ab819f01d3d2076d81e3ebdd
- https://git.kernel.org/stable/c/9cb1ee33efccb8b107ee04b7b3441820de3fd2da
- https://git.kernel.org/stable/c/9f5495a5c51c1d11c6ffc13aa2befffec0c2651a
- https://git.kernel.org/stable/c/a36e506711548df923ceb7ec9f6001375be799a5
- https://git.kernel.org/stable/c/c1bfacf0daf25a5fc7d667399d6ff2dffda84cd8
- https://git.kernel.org/stable/c/d9cb951d11a4ace4de5c50b1178ad211de17079e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.121