CVE-2023-20521

Fixed in a distro release EPSS <1%CVSS 3.3

TOCTOU in the ASP Bootloader may allow an attacker with physical access to tamper with SPI ROM records after memory content verification, potentially leading to loss of confidentiality or a denial of service.

Published 2023-11-14 · CVE record · OSV

Products: AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics “Picasso” AM4, AMD Ryzen™ Threadripper™ 2000 Series Processors “Colfax”, AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” FP5, AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Pollock”, AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics “Picasso” FP5, 1st Gen AMD EPYC™ Processors, 2nd Gen AMD EPYC™ Processors, 3rd Gen AMD EPYC™ Processors, AMD EPYC™ Embedded 3000, AMD EPYC™ Embedded 7002, AMD EPYC™ Embedded 7003, AMD Ryzen™ Embedded R1000, AMD Ryzen™ Embedded R2000, AMD Ryzen™ Embedded V1000

Distro releases