PT-2022-26367
CVE-2022-42327
·
Published
2022-11-01
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Updated
2026-10-31
Description by
CVSS 3.1
7.1
HighMetricsAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Name of the Vulnerable Software and Affected Versions
No specific software or versions are mentioned in the provided descriptions.
Description
The issue concerns unintended memory sharing between guests on Intel systems that support the "virtualize APIC accesses" feature. A guest can read and write the global shared xAPIC page by moving the local APIC out of xAPIC mode, bypassing the expected isolation between two guests.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
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