Type Confusion Vulnerability in AMD Secure Processor
CVE-2023-31323

8.4HIGH

Key Information:

Vendor: Amd
Status: Amd Radeon™ Rx 5000 Series Graphics Products; Amd Radeon™ Pro W5000 Series Graphics Products; Amd Radeon™ Vii; Amd Radeon™ Pro Vii
Vendor: CVE Published:; 12 February 2026

What is CVE-2023-31323?

A type confusion vulnerability in the AMD Secure Processor could allow an attacker to exploit a malformed argument passed to the External Global Memory Interconnect Trusted Agent. This may lead to a serious memory safety violation, potentially compromising the confidentiality, integrity, or availability of the affected system.

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Affected Version(s)

AMD Instinct™ MI210 ROCm 6.2

AMD Instinct™ MI250 ROCm 6.2

AMD Instinct™ MI300A ROCm 6.2

References

https://www.amd.com/en/resources/product-security/bulleti...

CVSS V4

Score:

8.4

Severity:

HIGH

Confidentiality:

Low

Integrity:

High

Availability:

Low

Attack Vector:

Local

Attack Complexity:

Low

Attack Required:

None

Privileges Required:

Undefined

User Interaction: