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CVE-2021-26312

CVE-2021-26312

EPSS 0.2%CWE-665
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.
Affected products
AMD · Athlon™ SeriesAMD · EPYC™ ProcessorsAMD · Ryzen™ Series

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