NULL pointer dereference in Linux kernel - CVE-2022-49827
Published: May 2, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU108286
CSH Severity: Low
CVSS v4.0: 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-2022-49827
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability 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 drivers/gpu/drm/drm_internal.h. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2022-49827
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/1d160dfb3fdf11ba9447e862c548447f91f4e74a
- https://git.kernel.org/stable/c/3acd2016421b2e628acad65495d15493bf7a3bc3
- https://git.kernel.org/stable/c/4979524f5a2a8210e87fde2f642b0dc060860821
- https://git.kernel.org/stable/c/e884a6c2d49a6c12761e5bed851e9fe93bd923a1
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.80