Vulnerabilities > CVE-2024-49991 - Use After Free vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: amdkfd_free_gtt_mem clear the correct pointer Pass pointer reference to amdgpu_bo_unref to clear the correct pointer, otherwise amdgpu_bo_unref clear the local variable, the original pointer not set to NULL, this could cause use-after-free bug.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://git.kernel.org/stable/c/30ceb873cc2e97348d9da2265b2d1ddf07f682e1
- https://git.kernel.org/stable/c/71f3240f82987f0f070ea5bed559033de7d4c0e1
- https://git.kernel.org/stable/c/6c9289806591807e4e3be9a23df8ee2069180055
- https://git.kernel.org/stable/c/c86ad39140bbcb9dc75a10046c2221f657e8083b
- https://git.kernel.org/stable/c/e7831613cbbcd9058d3658fbcdc5d5884ceb2e0c