CVE-2026-40661 PUBLISHED

Assigner: AMD
Reserved: 14.04.2026 Published: 03.11.2026 Updated: 03.11.2026

An out-of-bounds write (OOW) condition in the AMD Compressonator SDK could allow an attacker with local access to supply a specially crafted DirectDraw Surface (DDS) file to a user or an automated pipeline, potentially resulting in heap corruption or denial of service (DoS).

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
CVSS Score: 5.2

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Local	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	Low
User Interaction	Passive

CVSS 4.0

Product Status

Vendor	AMD
Product	AMD Compressionator SDK
Versions	Default: affected Version AMD Compressonator SDK 4.6 is unaffected

References

https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6032.html

Problem Types

CWE-787 Out-of-bounds Write CWE