CVE-2025-22047: high-severity vulnerability in Linux
x86/microcode/AMD: Fix __apply_microcode_amd()'s return value
Published · Updated
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.8epss 0.2%
exploitation probability
0.2%top 89% of all CVEs
observed exploitation
nono source reports it
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).
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
Linux · LinuxRelated CVEs — Linux
In the same product, most dangerous first.
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References
https://git.kernel.org/stable/c/31ab12df723543047c3fc19cb8f8c4498ec6267fhttps://git.kernel.org/stable/c/763f4d638f71cb45235395790a46e9f9e84227fdhttps://git.kernel.org/stable/c/7f705a45f130a85fbf31c2abdc999c65644c8307https://git.kernel.org/stable/c/ada88219d5315fc13f2910fe278c7112d8d68889https://git.kernel.org/stable/c/d295c58fad1d5ab987a81f139dd21498732c4f13