CVE-2022-27672 Affecting xen package, versions <4.16.4-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-ALPINE316-XEN-5490771
  • published3 May 2023
  • disclosed1 Mar 2023

Introduced: 1 Mar 2023

CVE-2022-27672  (opens in a new tab)

How to fix?

Upgrade Alpine:3.16 xen to version 4.16.4-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream xen package and not the xen package as distributed by Alpine. See How to fix? for Alpine:3.16 relevant fixed versions and status.

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.

CVSS Scores

version 3.1