Use-After-Free Vulnerability in AMD Secure Processor PCI Driver
CVE-2025-48521

6.9MEDIUM

Key Information:

Vendor

Amd
Status
Amd Ryzen™ 4000 Series Mobile Processors With Radeon™ Graphics (formerly Codenamed "renoir")
Amd Ryzen™ 7035 Series Processors With Radeon™ Graphics (formerly Codenamed "rembrandt R")
Amd Athlon™ 3000 Series Mobile Processors With Radeon™ Graphics (formerly Codenamed "picasso")
Amd Ryzen™ 7040 Series Mobile Processors With Radeon™ Graphics (formerly Codenamed "phoenix")
Vendor
CVE Published:
15 May 2026

What is CVE-2025-48521?

An improper input validation vulnerability in the AMD Secure Processor PCI driver allows a local attacker to exploit a Use-After-Free (UAF) condition. This exploit may lead to significant repercussions such as the potential compromise of platform integrity or system crashes, highlighting the critical need for users to apply necessary patches to maintain security and stability.

Affected Version(s)

AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics (formerly codenamed "Picasso") AMD Ryzen™ Chipset Driver 7.02.13.148

AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics (formerly codenamed "Dali") AMD Ryzen™ Chipset Driver 7.02.13.148

AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics (formerly codenamed "Picasso") AMD Ryzen™ Chipset Driver 7.02.13.148

References

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

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
None
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
.