CVE-2022-21166
5.5
MEDIUM
CVSS 3.1
EPSS 0.41%
Description
Incomplete cleanup in specific special register write operations for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
How to fix CVE-2022-21166
To remediate CVE-2022-21166, upgrade the affected package to a fixed version below.
- Alpine/xen—upgrade to 4.14.5-r2 or later
- Debian/intel-microcode—upgrade to 3.20220510.1~deb11u1 or later
- —upgrade to 5.10.127-1 or later
- —upgrade to 4.14.5+24-g87d90d511c-1 or later
Is CVE-2022-21166 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 4.14.5-r2
- from 0, < 3.20220510.1~deb11u1
- from 0, < 5.10.127-1
- from 0, < 4.14.5+24-g87d90d511c-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |