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Vulnerability · Published May 19, 2026 · Assigned by AMD

CVE-2024-36343

Medium 4.6

In plain English

A medium-severity security flaw in AMD EPYC™ 4004 from AMD. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).

Severity (CVSS 4.0)4.6Medium
Exploit odds (30 days)0.2%top 91.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

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

Weakness: CWE-124 · Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

References