CVE-2021-26312

State: Published
Severity: Not scored
Published: Nov 16, 2021
Updated: Sep 16, 2024
Reserved: Jan 29, 2021

Description

Failure to flush the Translation Lookaside Buffer (TLB) of the I/O memory management unit (IOMMU) may lead an IO device to write to memory it should not be able to access, resulting in a potential loss of integrity.

Scores

The record has no CVSS score.

Weaknesses

CWE-665 Improper Initialization

Affected Products

Product	Versions
EPYC™ ProcessorsAMD	variousAffected
Ryzen™ SeriesAMD	variousAffected
Athlon™ SeriesAMD	variousAffected

References

https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1027
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1028

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