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8.2 High

CVE-2021-26365 Certain size values in firmware binary headers could trigger out of bounds reads during signature validation, leading to…

Description

Certain size values in firmware binary headers could trigger out of bounds reads during signature validation, leading to denial of service or potentially limited leakage of information about out-of-bounds memory contents.

Affected products and versions

Product Affected versions Fixed in
Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4 Versions not published
Ryzen™ 5000 Series Desktop processor with Radeon™ Graphics “Cezanne” AM4 Versions not published
Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” ULP Versions not published
Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Pollock” Versions not published
Ryzen™ 2000 Series Mobile Processors “Raven Ridge” FP5 Versions not published
Ryzen™ 3000 Series Mobile processor, 2nd Gen AMD Ryzen™ Mobile Processors with Radeon™ Graphics “Picasso” Versions not published
Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics “Renoir” Versions not published
Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne” Versions not published
Ryzen™ 5000 Series Mobile processors with Radeon™ Graphics “Cezanne” Versions not published
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Product Affected versions Fixed in
Ryzen™ 6000 Series Mobile Processors "Rembrandt" Versions not published

Other CVEs of Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4

The 11 CVEs of Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4 →
CVE-2021-46794 Insufficient bounds checking in ASP (AMD Secure Processor) may allow for an out of bounds read in SMI (System Management… 7.5 High CVE-2021-46792 Time-of-check Time-of-use (TOCTOU) in the BIOS2PSP command may allow an attacker with a malicious BIOS to create a… 5.9 Medium CVE-2021-46773 Insufficient input validation in ABL may enable a privileged attacker to corrupt ASP memory, potentially resulting in… 8.8 High CVE-2021-46759 Improper syscall input validation in AMD TEE (Trusted Execution Environment) may allow an attacker with physical… 6.1 Medium
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