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4.7 Medium

CVE-2021-46795 A TOCTOU (time-of-check to time-of-use) vulnerability exists where an attacker may use a compromised BIOS to cause the…

Description

A TOCTOU (time-of-check to time-of-use) vulnerability exists where an attacker may use a compromised BIOS to cause the TEE OS to read memory out of bounds that could potentially result in a denial of service.

Affected products and versions

Product Affected versions Fixed in
Ryzen 5000 Series Versions not published
Ryzen 3000 Series Versions not published

Other CVEs of Ryzen 5000 Series

The 4 CVEs of Ryzen 5000 Series →
CVE-2021-26346 Failure to validate the integer operand in ASP (AMD Secure Processor) bootloader may allow an attacker to introduce an… 5.5 Medium CVE-2021-26316 Failure to validate the communication buffer and communication service in the BIOS may allow an attacker to tamper… 7.8 High CVE-2021-26347 Failure to validate the integer operand in ASP (AMD Secure Processor) bootloader may allow an attacker to introduce an… Not rated
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