Vulnerability in Amd 3rd Gen Ryzen™ Threadripper™ Processors “Castle Peak” Hedt
CVE-2021-46794
Insufficient bounds checking in ASP (AMD Secure Processor) may allow for an out of bounds read in SMI (System Management Interface) mailbox checksum calculation triggering a data abort, resulting in a potential denial of service.
EPSS: 0.005 (67.9th percentile) — read the EPSS interpretation.
Affected products
- Amd 3rd Gen Ryzen™ Threadripper™ Processors “Castle Peak” Hedt — versions various
- Amd Ryzen™ 5000 Series Desktop Processors “Vermeer” Am4 — versions various
- Amd Athlon™ 3000 Series Mobile Processors With Radeon™ Graphics “Dali”/”dali” Ulp — versions various
- Amd Athlon™ 3000 Series Mobile Processors With Radeon™ Graphics “Pollock” — versions various
- Amd Ryzen™ 2000 Series Desktop Processors “Raven Ridge” Am4 — versions various
- Amd Ryzen™ 2000 Series Mobile Processors “Raven Ridge” Fp5 — versions various
- Amd Ryzen™ 3000 Series Desktop Processors “Matisse” Am4 — versions various
- Amd Ryzen™ 3000 Series Mobile Processor, 2nd Gen Processors With Radeon™ Graphics “Picasso” — versions various
- Amd Ryzen™ 3000 Series Mobile Processors With Radeon™ Graphics “Renoir” — versions various
- Amd Ryzen™ 5000 Series Desktop Processor With Radeon™ Graphics “Cezanne” Am4 — versions Various
References
- www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 (vendor-advisory)