What’s Vulnerable › Vulnerabilities
CVE-2021-46772
- Severity: low (CVSS 3.9 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2024-08-13 · updated 2026-06-17
- Weakness: CWE-125
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
- AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics: various
- AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics: various
- AMD EPYC™ 7002 Series Processors: all versions
- AMD EPYC™ 7003 Series Processors: all versions
- AMD EPYC™ Embedded 7002 Series Processors: all versions
- AMD EPYC™ Embedded 7003 Series Processors: all versions
- AMD Ryzen™ 3000 Series Desktop Processors: various
- AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics: various
- AMD Ryzen™ 3000 Series Processors with Radeon™ Graphics: all versions
- AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics: various
- AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics: various
- AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics: ComboAM4V2 1.2.0.A
- AMD Ryzen™ 5000 Series Desktop Processors: all versions
- AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics: various
- AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics: all versions
- AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics: all versions
- AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics: all versions
- AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics: all versions
- AMD Ryzen™ Embedded 5000 Series Processors: various
- AMD Ryzen™ Embedded R1000 Series Processors: various
- AMD Ryzen™ Embedded R2000 Series Processors: various
- AMD Ryzen™ Embedded V1000 Series Processors: various
- AMD Ryzen™ Embedded V2000 Series Processors: various
- AMD Ryzen™ Embedded V3000 Series Processors: all versions
- AMD Ryzen™ Threadripper™ 3000 Series Processors: various
- AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors: all versions
- AMD Ryzen™ Threadripper™ PRO 5000WX Processors: all versions
References
- https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html
- https://www.amd.com/en/resources/product-security/bulletin/amd-sb-4004.html
- https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5002.html
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