What’s Vulnerable › Vulnerabilities

CVE-2024-36343

• Severity: medium (CVSS 4.6 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-19 · updated 2026-07-24
• Weakness: CWE-124

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

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

References

• https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3030.html
• https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4017.html

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