CVE-2024-36343

No fix known EPSS <1%CVSS 4.6

Improper input validation in the System Management Mode (SMM) communications buffer could allow a privileged attacker to perform an out of bounds read or write to a limited section of the Top of Memory Segment (TSEG) memory region, potentially resulting in loss of confidentiality or integrity.

Published 2026-05-19 · CVE record · OSV

Products: AMD EPYC™ 4004, AMD EPYC™ 4005, AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics, AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics, AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics, AMD Ryzen™ 7000 Series Desktop Processors, AMD Ryzen™ 9000HX Series Mobile Processors, AMD Ryzen™ AI MAX+, AMD Ryzen™ AI 300 Series Processors, AMD Ryzen™ Threadripper™ 7000 Processors, AMD Ryzen™ Threadripper™ PRO 7000 WX-Series Processors, AMD Ryzen™ 8000 Series Desktop Processors, AMD Ryzen™ 9000 Series Desktop Processors, AMD Ryzen™ Embedded V3000 Series Processors, AMD Ryzen™ Embedded 7000 Series Processors, AMD Ryzen™ Embedded 8000 Series Processors, AMD Ryzen™ Embedded 9000 Series Processors