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Vulnerability record · CVE-2022-21127 · published 15 June 2022

CVE-2022-21127: Xen vulnerability

Xen · Xen

Incomplete cleanup in specific special register read operations for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

5.5 CVSS 3.1 Medium EPSS 5.5% · top 7.5% CWE-459 · CWE-459
5.5CVSS 3.1 base score, v2 2.1
5.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

Incomplete cleanup in specific special register read operations for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.openwall.com/lists/oss-security/2022/06/16/1 Mailing ListPatchThird Party Advisory
https://security.netapp.com/advisory/ntap-20220624-0008/ Third Party Advisory
https://www.debian.org/security/2022/dsa-5178 Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00615.html PatchVendor Advisory
http://www.openwall.com/lists/oss-security/2022/06/16/1 Mailing ListPatchThird Party Advisory
https://security.netapp.com/advisory/ntap-20220624-0008/ Third Party Advisory
https://www.debian.org/security/2022/dsa-5178 Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00615.html PatchVendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2022-21127), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.