Input validation error in Linux kernel - CVE-2025-21784
Published: February 27, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU105088
CSH Severity: Low
CVSS v4.0: 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-2025-21784
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the psp_init_cap_microcode() function in drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2025-21784
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/3f40a7ff39d9f1d283d5aa9b13e2fb16200aff5f
- https://git.kernel.org/stable/c/a0a455b4bc7483ad60e8b8a50330c1e05bb7bfcf
- https://git.kernel.org/stable/c/d1d10bd595539ed82ab59b60249f9bdf0994f678
- https://git.kernel.org/stable/c/e7eb84384335e2abf960c94ec0f8c5b835283777
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.4