Vulnerabilities > CVE-2022-48843 - NULL Pointer Dereference vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
In the Linux kernel, the following vulnerability has been resolved: drm/vrr: Set VRR capable prop only if it is attached to connector VRR capable property is not attached by default to the connector It is attached only if VRR is supported. So if the driver tries to call drm core set prop function without it being attached that causes NULL dereference.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://git.kernel.org/stable/c/941e8bcd2b2ba95490738e33dfeca27168452779
- https://git.kernel.org/stable/c/0ba557d330946c23559aaea2d51ea649fdeca98a
- https://git.kernel.org/stable/c/3534c5c005ef99a1804ed50b8a72cdae254cabb5
- https://git.kernel.org/stable/c/85271e92ae4f13aa679acaa6cf76b3c36bcb7bab
- https://git.kernel.org/stable/c/62929726ef0ec72cbbe9440c5d125d4278b99894