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Low · 3.9 CVE-2021-46772 EUVD-2021-33428GHSA-mgjx-cq94-rwcv

Insufficient input validation in the ABL may allow a privileged attacker with access to the BIOS menu or UEFI shell to tamper with the stru…

Published Aug 13, 2024 · Updated Nov 5, 2024 · Assigned by AMD

Vendor: AMD Product: AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics Product: AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics Product: AMD EPYC™ 7002 Series Processors Product: AMD EPYC™ 7003 Series Processors Product: AMD EPYC™ Embedded 7002 Series Processors Product: AMD EPYC™ Embedded 7003 Series Processors Product: AMD Ryzen™ 3000 Series Desktop Processors Product: AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics Product: AMD Ryzen™ 3000 Series Processors with Radeon™ Graphics Product: AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics Product: AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics Product: AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics Product: AMD Ryzen™ 5000 Series Desktop Processors Product: AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics Product: AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics Product: AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics Product: AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics Product: AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics Product: AMD Ryzen™ Embedded 5000 Series Processors Product: AMD Ryzen™ Embedded R1000 Series Processors Product: AMD Ryzen™ Embedded R2000 Series Processors Product: AMD Ryzen™ Embedded V1000 Series Processors Product: AMD Ryzen™ Embedded V2000 Series Processors Product: AMD Ryzen™ Embedded V3000 Series Processors Product: AMD Ryzen™ Threadripper™ 3000 Series Processors Product: AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors Product: AMD Ryzen™ Threadripper™ PRO 5000WX Processors

Description

Insufficient input validation in the ABL may allow a privileged
attacker with access to the BIOS menu or UEFI shell to tamper with the
structure headers in SPI ROM causing an out of bounds memory read and write,
potentially resulting in memory corruption or denial of service.

Affected products

VendorProductAffectedFixed
AMD AMD EPYC™ 7002 Series Processors — RomePI 1.0.0.E
AMD AMD EPYC™ 7003 Series Processors — MilanPI 1.0.0.9
AMD AMD Ryzen™ 3000 Series Desktop Processors various —
AMD AMD Ryzen™ 5000 Series Desktop Processors — ComboAM4V2 1.2.0.A
AMD AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics ComboAM4V2 1.2.0.A —
AMD AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics various —
AMD AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics various —
AMD AMD Ryzen™ Threadripper™ 3000 Series Processors various —
AMD AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors — ChagallWSPI-sWRX8 1.0.0.6
AMD AMD Ryzen™ Threadripper™ PRO 5000WX Processors — ChagallWSPI-sWRX8 1.0.0.6
AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics various —
AMD AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics various —
AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics various —
AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics various CezannePI-FP6 1.0.0.E
AMD AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics — MendocinoPI-FT6 1.0.0.3
AMD AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics — RembrandtPI-FP7 1.0.0.7
AMD AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics — RembrandtPI-FP7 1.0.0.7
AMD AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics — CezannePI-FP6 1.0.0.E
AMD AMD Ryzen™ 3000 Series Processors with Radeon™ Graphics — CezannePI-FP6 1.0.0.E
AMD AMD EPYC™ Embedded 7002 Series Processors — EmbRomePI-SP3 1.0.0.8
AMD AMD EPYC™ Embedded 7003 Series Processors — EmbMilanPI-SP3 1.0.0.5
AMD AMD Ryzen™ Embedded R1000 Series Processors various —
AMD AMD Ryzen™ Embedded R2000 Series Processors various —
AMD AMD Ryzen™ Embedded 5000 Series Processors various —
AMD AMD Ryzen™ Embedded V1000 Series Processors various —
AMD AMD Ryzen™ Embedded V2000 Series Processors various —
AMD AMD Ryzen™ Embedded V3000 Series Processors — EmbeddedPI-FP7r2 1.0.0.4

Advisories 1

References