SB2024060122 - NULL pointer dereference in Linux kernel media v4l2-core driver
Published: June 1, 2024 Updated: May 14, 2025
Security Bulletin ID
SB2024060122
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-2023-52459)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the v4l2_async_unregister_subdev() function in drivers/media/v4l2-core/v4l2-async.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/b7062628caeaec90e8f691ebab2d70f31b7b6b91
- https://git.kernel.org/stable/c/49d82811428469566667f22749610b8c132cdb3e
- https://git.kernel.org/stable/c/3de6ee94aae701fa949cd3b5df6b6a440ddfb8f2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8