CVE-2024-21963
Received Received - Intake

AMD IOMMU Out-of-Bounds Read Vulnerability

Publication date: 2026-11-12

Last updated on: 2026-11-12

Assigner: Advanced Micro Devices Inc.

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.

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Meta Information

Published
2026-11-12
Last Modified
2026-11-12
Generated
2026-11-12
EPSS Evaluated
N/A
NVD
CVE-2024-21963
EUVD
EUVD-2024-55845

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
amd xen *
amd epyc to 4005 (exc)

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-125 The product reads data past the end, or before the beginning, of the intended buffer.

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