Description
An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because TLB flushes do not always occur after IOMMU mapping changes.
Published: 2018-12-08
Score: 7.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-1949-1 xen security update
Debian DSA Debian DSA DSA-4369-1 xen security update
EUVD EUVD EUVD-2018-11631 An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because TLB flushes do not always occur after IOMMU mapping changes.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T11:51:17.944Z

Reserved: 2018-12-07T00:00:00.000Z

Link: CVE-2018-19961

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-12-08T04:29:00.247

Modified: 2024-11-21T03:58:53.530

Link: CVE-2018-19961

cve-icon Redhat

Severity : Important

Publid Date: 2018-11-20T12:00:00Z

Links: CVE-2018-19961 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses