CVE-2025-54514 Affecting amd64-microcode package, versions *
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU2204-AMD64MICROCODE-15356839
- published25 Jun 2026
- disclosed10 Feb 2026
Introduced: 10 Feb 2026
CVE-2025-54514 (opens in a new tab)How to fix?
There is no fixed version for Ubuntu:22.04 amd64-microcode.
NVD Description
Note: Versions mentioned in the description apply only to the upstream amd64-microcode package and not the amd64-microcode package as distributed by Ubuntu.
See How to fix? for Ubuntu:22.04 relevant fixed versions and status.
Improper isolation of shared resources on a system on a chip by a malicious local attacker with high privileges could potentially lead to a partial loss of integrity.