SB20240608201 - Improper locking in Linux kernel drm qxl driver
Published: June 8, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240608201
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) Improper locking (CVE-ID: CVE-2024-36944)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the qxl_fence_wait() function in drivers/gpu/drm/qxl/qxl_release.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/4a89ac4b0921c4ea21eb1b4cf3a469a91bacfcea
- https://git.kernel.org/stable/c/b548c53bc3ab83dc6fc86c8e840f013b2032267a
- https://git.kernel.org/stable/c/148ed8b4d64f94ab079c8f0d88c3f444db97ba97
- https://git.kernel.org/stable/c/3dfe35d8683daf9ba69278643efbabe40000bbf6
- https://git.kernel.org/stable/c/3628e0383dd349f02f882e612ab6184e4bb3dc10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.159
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.91
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.31
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.10