An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a host OS denial of service, achieve data corruption, or possibly gain privileges by exploiting a race condition that leads to a use-after-free involving 2MiB and 1GiB superpages.
Advisories
Source ID Title
Debian DSA Debian DSA DSA-4804-1 xen security update
EUVD EUVD EUVD-2020-20176 An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a host OS denial of service, achieve data corruption, or possibly gain privileges by exploiting a race condition that leads to a use-after-free involving 2MiB and 1GiB superpages.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T16:18:45.678Z

Reserved: 2020-10-22T00:00:00

Link: CVE-2020-27672

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-10-22T21:15:13.950

Modified: 2024-11-21T05:21:38.207

Link: CVE-2020-27672

cve-icon Redhat

Severity : Moderate

Publid Date: 2020-10-20T00:00:00Z

Links: CVE-2020-27672 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses