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.

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:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.