#VU89054 Input validation error in Linux kernel - CVE-2024-26922
Published: April 29, 2024
Vulnerability identifier: #VU89054
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-2024-26922
CWE-ID: CWE-20
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 insufficient validation of user-supplied input within the amdgpu_vm_bo_insert_map(), amdgpu_vm_bo_map(), amdgpu_vm_bo_replace_map(), and amdgpu_vm_bo_clear_mappings() functions in drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c. A local user can pass specially crafted input to the driver and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.
External links
- https://git.kernel.org/stable/c/6fef2d4c00b5b8561ad68dd2b68173f5c6af1e75
- https://git.kernel.org/stable/c/8b12fc7b032633539acdf7864888b0ebd49e90f2
- https://git.kernel.org/stable/c/212e3baccdb1939606420d88f7f52d346b49a284
- https://git.kernel.org/stable/c/ef13eeca7c79136bc38e21eb67322c1cbd5c40ee
- https://git.kernel.org/stable/c/b1f04b9b1c5317f562a455384c5f7473e46bdbaa