CVE-2024-21963

Published Nov 12, 2026 CVSS 4.0 · 6 Medium EPSS < 1% KEV · Not listed
Description
An out-of-bounds read vulnerability in the IOMMU could allow a malicious guest to corrupt hypervisor (HV) pages and potentially cause a host crash leading to loss of availability.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

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History
Type Values Removed Values Added
Description An out-of-bounds read vulnerability in the IOMMU could allow a malicious guest to corrupt hypervisor (HV) pages and potentially cause a host crash leading to loss of availability.
Weaknesses CWE-125
References
Metrics cvssV4_0

{'score': 6, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Subscriptions

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Weaknesses

Sources

Status
PUBLISHED
Assigner
AMD
Published
Updated
Nov 13, 2026, 12:16 AM
Reserved
Jan 3, 2024, 4:43 PM
Status
Awaiting Analysis
Published
Nov 12, 2026, 8:18 PM
Modified
Nov 13, 2026, 2:18 AM