SB2025091855 - Use-after-free in Linux kernel msm dsi driver
Published: September 18, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091855
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2022-50368)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the msm_dsi_modeset_init() function in drivers/gpu/drm/msm/dsi/dsi.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/21c4679af01f1027cb559330c2e7d410089b2b36
- https://git.kernel.org/stable/c/2e786eb2f9cebb07e317226b60054df510b60c65
- https://git.kernel.org/stable/c/4e5587cddb334f7a5bb1c49ea8bbfc966fafe1b8
- https://git.kernel.org/stable/c/9f035d1fb30648fe70ee01627eb131c56d699b35
- https://git.kernel.org/stable/c/e83b354890a3c1d5256162f87a6cc38c47ae7f20
- https://git.kernel.org/stable/c/f649ed0e1b7a1545f8e27267d3c468b3cb222ece
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.223