Out-of-Bounds Write Vulnerability in AMD Compressonator SDK
CVE-2026-40661

5.2MEDIUM

Key Information:

Vendor

Amd
Status
Amd Compressionator Sdk
Vendor
CVE Published:
3 November 2026

What is CVE-2026-40661?

An out-of-bounds write condition in the AMD Compressonator SDK can potentially enable attackers with local access to leverage a specially crafted DirectDraw Surface (DDS) file. This flaw may lead to severe consequences, including heap corruption and a denial of service. Users are advised to review security updates and implement protective measures to mitigate risks associated with this vulnerability.

Affected Version(s)

AMD Compressionator SDK AMD Compressonator SDK 4.6

References

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

CVSS V4

Score:
5.2
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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