#VU120047 NULL pointer dereference in Linux kernel - CVE-2025-68286
Published: December 16, 2025
Vulnerability identifier: #VU120047
Vulnerability risk: Low
CVSSv4.0: 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
CVE-ID: CVE-2025-68286
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the dc_stream_get_scanoutpos() function in drivers/gpu/drm/amd/display/dc/core/dc_stream.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/09092269cb762378ca8b56024746b1a136761e0d
- https://git.kernel.org/stable/c/109e9c92543f3105e8e1efd2c5e6b92ef55d5743
- https://git.kernel.org/stable/c/3ce62c189693e8ed7b3abe551802bbc67f3ace54
- https://git.kernel.org/stable/c/62150f1e7ec707da76ff353fb7db51fef9cd6557
- https://git.kernel.org/stable/c/781f2f32e9c19eb791b52af283c96f9a9677a7f2
- https://git.kernel.org/stable/c/9d1a65cbe3ec5da3003c8434ac7a38dcdc958fd9
- https://git.kernel.org/stable/c/f7cf491cd5b54b5a093bd3fdf76fa2860a7522bf