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CVE-2021-46746

AMD / AMD EPYC™ 7001 Processors PUBLISHED

Description (CNA)

Lack of stack protection exploit mechanisms in ASP Secure OS Trusted Execution Environment (TEE) may allow a privileged attacker with access to AMD signing keys to c006Frrupt the return address, causing a stack-based buffer overrun, potentially leading to a denial of service.

Affected (CNA)

Vendor / productVersions
AMD / AMD EPYC™ 7001 Processorsaffected various
AMD / AMD EPYC™ 7002 Processorsaffected various
AMD / AMD EPYC™ 7003 Processorsaffected various
AMD / AMD EPYC™ 9004 Processorsaffected various
AMD / AMD Ryzen™ 3000 Series Desktop Processorsunaffected ComboAM4PI 1.0.0.9; unaffected ComboAM4 V2 PI 1.2.0.8
AMD / AMD Ryzen™ 5000 Series Desktop Processorsunaffected ComboAM4V2 PI 1.2.0.8
AMD / AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphicsunaffected ComboAM4v2 PI 1.2.0.5
AMD / AMD Ryzen™ 7000 Series Desktop Processorsaffected ComboAM5 1.0.8.0
AMD / AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphicsunaffected ComboAM4PI 1.0.0.9; unaffected ComboAM4v2 PI 1.2.0.8
AMD / AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphicsunaffected ComboAM4v2 PI 1.2.0.5
AMD / AMD Ryzen™ Threadripper™ 3000 Series Processorsunaffected CastlePeakPI-SP3r3 1.0.0.7
AMD / AMD Ryzen™ Threadripper™ PRO 3000WX Series Processorsunaffected ChagallWSPI-sWRX8 1.0.0.2; unaffected CastlePeakWSPI-sWRX8 1.0.0.9
AMD / AMD Ryzen™ Threadripper™ PRO 5000WX Processorsunaffected ChagallWSPI-sWRX8 1.0.0.2
AMD / AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphicsunaffected PicassoPI-FP5 1.0.0.E
AMD / AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphicsaffected PollockPI-FT5 1.0.0.4
AMD / AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphicsunaffected PicassoPI-FP5 1.0.0.E
AMD / AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphicsunaffected RenoirPI-FP6 1.0.0.8
AMD / AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphicsunaffected CezannePI-FP6 1.0.0.8
AMD / AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphicsunaffected CezannePI-FP6 1.0.0.8
AMD / AMD Ryzen™ 7020 Series Processors with Radeon™ Graphicsunaffected MendocinoPI-FT6 1.0.0.6
AMD / AMD Ryzen™ 6000 Series Processors with Radeon™ Graphicsunaffected RembrandtPI-FP7 1.0.0.5
AMD / AMD Ryzen™ 7035 Series Processors with Radeon™ Graphicsunaffected RembrandtPI-FP7 1.0.0.5
AMD / AMD Ryzen™ 5000 Series Processors with Radeon™ Graphicsunaffected CezannePI-FP6 1.0.0.8
AMD / AMD Ryzen™ 3000 Series Processors with Radeon™ Graphicsunaffected CezannePI-FP6 1.0.0.8
AMD / AMD Ryzen™ 7045 Series Mobile Processorsunaffected DragonRangeFL1PI 1.0.0.3b
AMD / AMD EPYC™ Embedded 3000 Series Processorsaffected various
AMD / AMD EPYC™ Embedded 7002 Series Processorsaffected various
AMD / AMD EPYC™ Embedded 7003 Series Processorsaffected various
AMD / AMD EPYC™ Embedded 9003 Series Processorsaffected various
AMD / AMD Ryzen™ Embedded R1000 Series Processorsunaffected EmbeddedPI-FP5 1.2.0.A
AMD / AMD Ryzen™ Embedded R2000 Series Processorsunaffected EmbeddedR2KPI-FP5 1.0.0.2
AMD / AMD Ryzen™ Embedded 5000 Series Processorsunaffected EmbAM4PI 1.0.0.2
AMD / AMD Ryzen™ Embedded 7000 Series Processorsunaffected EmbeddedAM5PI 1.0.0.0
AMD / AMD Ryzen™ Embedded V1000 Series Processorsunaffected EmbeddedPI-FP5 1.2.0.A
AMD / AMD Ryzen™ Embedded V2000 Series Processorsunaffected EmbeddedPI-FP6 1.0.0.6
AMD / AMD Ryzen™ Embedded V3000 Series Processorsunaffected EmbeddedPI-FP7r2 1.0.0.2

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.