Vulnerabilities > CVE-2022-49055 - 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/amdkfd: Check for potential null return of kmalloc_array() As the kmalloc_array() may return null, the 'event_waiters[i].wait' would lead to null-pointer dereference. Therefore, it is better to check the return value of kmalloc_array() to avoid this confusion.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://git.kernel.org/stable/c/0a692c625e373fef692ffbc7fc41f8a025f01cb7
- https://git.kernel.org/stable/c/1d7a5aae884ca727d41c7ed15d4c82fdb67c040c
- https://git.kernel.org/stable/c/32cf90a521dcc0f136db7ee5ba32bfe5f79e460e
- https://git.kernel.org/stable/c/40bf32dbfef866c83a3e74800b81d79e52b6d20b
- https://git.kernel.org/stable/c/94869bb0de69a812f70231b0eb480bb2f7ae73a6
- https://git.kernel.org/stable/c/c7a268b33882d5feaafd29c1734456f41ba41396
- https://git.kernel.org/stable/c/ebbb7bb9e80305820dc2328a371c1b35679f2667
- https://git.kernel.org/stable/c/f2658d5966bcee8c3eb487875f459756d4f7cdfc