SB2024070447 - Improper locking in Linux kernel disp dpu1 driver
Published: July 4, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024070447
CSH 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 vulnerability.
1) Improper locking (CVE-ID: CVE-2024-26667)
CWE-ID: CWE-667 - Improper Locking
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the dpu_encoder_helper_phys_cleanup() function in drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.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/fb8bfc6ea3cd8c5ac3d35711d064e2f6646aec17
- https://git.kernel.org/stable/c/79592a6e7bdc1d05460c95f891f5e5263a107af8
- https://git.kernel.org/stable/c/eb4f56f3ff5799ca754ae6d811803a63fe25a4a2
- https://git.kernel.org/stable/c/7f3d03c48b1eb6bc45ab20ca98b8b11be25f9f52
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.78
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.17
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8