CVE-2024-36315 Affecting amd64-microcode package, versions <3.20251202.1ubuntu1
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-UBUNTU2604-AMD64MICROCODE-19886032
- published18 Sept 2026
- disclosed13 May 2026
Introduced: 13 May 2026
CVE-2024-36315 (opens in a new tab)How to fix?
Upgrade Ubuntu:26.04 amd64-microcode to version 3.20251202.1ubuntu1 or higher.
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:26.04 relevant fixed versions and status.
Improper enforcement of the LFENCE serialization property may allow an attacker to bypass speculation barriers and potentially disclose sensitive information, potentially resulting in loss of confidentiality.