CVE-2026-40661

Out-of-Bounds Write in AMD Compressonator SDK Causing Heap Corruption or DoS

Published Nov 3, 2026 CVSS 4.0 · 5.2 Medium EPSS < 1% KEV · Not listed
Description
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).

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Amd
Amd amd Compressionator Sdk
Vendors & Products Amd
Amd amd Compressionator Sdk
Type Values Removed Values Added
Title Out-of-Bounds Write in AMD Compressonator SDK Causing Heap Corruption or DoS
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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).
Weaknesses CWE-787
References
Metrics cvssV4_0

{'score': 5.2, '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
AMD
Published
Updated
Nov 3, 2026, 3:46 PM
Reserved
Apr 14, 2026, 5:04 PM
Status
Deferred
Published
Nov 3, 2026, 3:17 PM
Modified
Nov 3, 2026, 4:17 PM