CVE-2025-22047
HIGH severity · CVSS 7.8
7.8CVSS HIGH
Summary
In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix __apply_microcode_amd()'s return value When verify_sha256_digest() fails, __apply_microcode_amd() should propagate the failure by returning false (and not -1 which is promoted to true).
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/31ab12df723543047c3fc19cb8f8c4498ec6267f ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/31ab12df723543047c3fc19cb8f8c4498ec6267fPatch
- https://git.kernel.org/stable/c/763f4d638f71cb45235395790a46e9f9e84227fdPatch
- https://git.kernel.org/stable/c/7f705a45f130a85fbf31c2abdc999c65644c8307Patch
- https://git.kernel.org/stable/c/ada88219d5315fc13f2910fe278c7112d8d68889Patch
- https://git.kernel.org/stable/c/d295c58fad1d5ab987a81f139dd21498732c4f13Patch