Integer Overflow in atihdwt6.sys Affects AMD Products
CVE-2024-36320

7HIGH

Key Information:

Vendor

Amd
Status
Amd Ryzen™ 4000 Series Mobile Processors With Radeon™ Graphics
Amd Ryzen™ 7035 Series Processors With Radeon™ Graphics
Amd Athlon™ 3000 Series Mobile Processors With Radeon™ Graphics
Amd Ryzen™ 7040 Series Mobile Processors With Radeon™ Graphics
Vendor
CVE Published:
11 February 2026

What is CVE-2024-36320?

The integer overflow vulnerability present in atihdwt6.sys allows local attackers to exploit memory management errors. This vulnerability can lead to out-of-bounds read and write operations, ultimately resulting in compromised data confidentiality, integrity, and availability. Users are advised to apply the updates provided by AMD to mitigate potential risks associated with this vulnerability.

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Affected Version(s)

AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics AMD Software: Adrenalin Edition 25.5.1 (25.10.01.09), AMD Software: PRO Edition 25.Q2 (25.10.10)

AMD Radeon™ PRO VII AMD Software: Adrenalin Edition 25.5.1 (23.19.23.01 pre-RDNA), AMD Software: PRO Edition 25.Q2 (23.19.23.01 pre-RDNA)

AMD Radeon™ PRO W5000 Series Graphics Products AMD Software: Adrenalin Edition 25.5.1 (25.10.01.09), AMD Software: PRO Edition 25.Q2 (25.10.10)

References

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

CVSS V4

Score:
7
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
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
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