#VU104588 NULL pointer dereference in Linux kernel - CVE-2022-49491
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104588
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-2022-49491
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 vop_bind() function in drivers/gpu/drm/rockchip/rockchip_drm_vop.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/3451852312303d54a003c73bd0ae39cebb960bd5
- https://git.kernel.org/stable/c/452922955df215a417c80d09dab72bbc667a1861
- https://git.kernel.org/stable/c/6ff986e057bf28e2f7690dad410768b2270f9453
- https://git.kernel.org/stable/c/769c53bb6116d0eaec0f1fe4ec4b27a74465cad1
- https://git.kernel.org/stable/c/a9b4599665e437de8a1152799c34841b799a2e1c
- https://git.kernel.org/stable/c/b54926bd558d97c888c3d2d87886f3c159d3254a
- https://git.kernel.org/stable/c/ecfa52654d0c9c333c1fe1611f47105f6bce9591
- https://git.kernel.org/stable/c/f8c242908ad15bbd604d3bcb54961b7d454c43f8
- https://git.kernel.org/stable/c/fcd6a886443730c39170b8383411e52118aec0a3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.283