SB2025100423 - NULL pointer dereference in Linux kernel bridge analogix driver
Published: October 4, 2025
Security Bulletin ID
SB2025100423
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-2025-39934)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the anx7625_i2c_probe() function in drivers/gpu/drm/bridge/analogix/anx7625.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/0da73f7827691a5e2265b110d5fe12f29535ec92
- https://git.kernel.org/stable/c/15a77e1ab0a994d69b471c76b8d01117128dda26
- https://git.kernel.org/stable/c/1a7ea294d57fb61485d11b3f2241d631d73025cb
- https://git.kernel.org/stable/c/51a501e990a353a4f15da6bab295b28e5d118f64
- https://git.kernel.org/stable/c/a10f910c77f280327b481e77eab909934ec508f0
- https://git.kernel.org/stable/c/f9a089d0a6d537d0f2061c8a37a7de535ce0310e