5.9 Moyenne

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…

Description

Time-of-check Time-of-use (TOCTOU) in the BIOS2PSP command may allow an attacker with a malicious BIOS to create a race condition causing the ASP bootloader to perform out-of-bounds SRAM reads upon an S3 resume event potentially leading to a denial of service.

Produits et versions touchés

Produit	Versions touchées	Corrigé en
Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4	Versions non publiées
Ryzen™ 5000 Series Desktop processor with Radeon™ Graphics “Cezanne” AM4	Versions non publiées
Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” ULP	Versions non publiées
Ryzen™ 2000 Series Mobile Processors “Raven Ridge” FP5	Versions non publiées
Ryzen™ 3000 Series Mobile processor, 2nd Gen AMD Ryzen™ Mobile Processors with Radeon™ Graphics “Picasso”	Versions non publiées
Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics “Renoir”	Versions non publiées
Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne”	Versions non publiées
Ryzen™ 5000 Series Mobile processors with Radeon™ Graphics “Cezanne”	Versions non publiées

Références

www.amd.com www.amd.com

Chronologie

Publiée 9 mai 2023
Dernière modification 28 janvier 2025

Les 11 CVE de 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 Élevée CVE-2021-46773 Insufficient input validation in ABL may enable a privileged attacker to corrupt ASP memory, potentially resulting in… 8.8 Élevée CVE-2021-46759 Improper syscall input validation in AMD TEE (Trusted Execution Environment) may allow an attacker with physical… 6.1 Moyenne CVE-2021-46756 Insufficient validation of inputs in SVC_MAP_USER_STACK in the ASP (AMD Secure Processor) bootloader may allow an… 9.1 Critique

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