Improper Input Validation in AMD Platform Management Framework Driver
CVE-2025-52540

8.5HIGH

Key Information:

Vendor

Amd
Status
Amd Ryzen™ 7035 Series Processors With Radeon™ Graphics (formerly Codenamed "rembrandt R")
Amd Ryzen™ 7040 Series Mobile Processors With Radeon™ Graphics (formerly Codenamed "phoenix")
Amd Ryzen™ 8040 Series Mobile Processors With Radeon™ Graphics (formerly Codenamed "hawk Point")
Amd Ryzen™ 6000 Series Processors With Radeon™ Graphics (formerly Codenamed "rembrandt")
Vendor
CVE Published:
15 May 2026

What is CVE-2025-52540?

The AMD Platform Management Framework (PMF) Driver is susceptible to an improper input validation vulnerability. This flaw allows a local attacker to exploit out-of-bounds writing, which may lead to unauthorized privilege escalation. Proper security measures and timely updates are crucial to mitigate this risk and protect affected systems.

Affected Version(s)

AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics (formerly codenamed "Rembrandt") 7.06.02.123

AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics (formerly codenamed "Rembrandt R") 7.06.02.123

AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics (formerly codenamed "Phoenix") 7.06.02.123

References

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

CVSS V4

Score:
8.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Reported through AMD Bug Bounty Program
.