CVE-2022-27672
4.7
MEDIUM
CVSS 3.1
EPSS 0.23%
Description
When SMT is enabled, certain AMD processors may speculatively execute instructions using a target from the sibling thread after an SMT mode switch potentially resulting in information disclosure.
How to fix CVE-2022-27672
To remediate CVE-2022-27672, upgrade the affected package to a fixed version below.
- Alpine/xen—upgrade to 4.16.4-r0 or later
- Debian/linux—no fix listed
- —upgrade to 4.17.0+46-gaaf74a532c-1 or later
Is CVE-2022-27672 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 4.16.4-r0
- from 0
- from 0, < 4.17.0+46-gaaf74a532c-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.7 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |