CVE-2021-46792
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.9epss 0.4%
exploitation probability
0.4%top 66% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
AMD · Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” ULPAMD · Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4AMD · Ryzen™ 2000 Series Mobile Processors “Raven Ridge” FP5AMD · Ryzen™ 3000 Series Mobile processor, 2nd Gen AMD Ryzen™ Mobile Processors with Radeon™ Graphics “Picasso”AMD · Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics “Renoir”AMD · Ryzen™ 5000 Series Desktop processor with Radeon™ Graphics “Cezanne” AM4AMD · Ryzen™ 5000 Series Mobile processors with Radeon™ Graphics “Cezanne”AMD · Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne”