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WS-2023-0025

Date: August 19, 2025

In the package directxtex, a memory overwrite bug was reported by a security researcher in the ConvertToSinglePlane method via the texconv command-line tool when given an invalid height for planar video textures such as NV12. This can be a potential security bug for any clients of the library who follow the same pattern.

Language: C#

Severity Score

Related Resources (5)

https://github.com/microsoft/DirectXTex/pull/307
https://github.com/microsoft/DirectXTex
https://github.com/microsoft/DirectXTex/commit/278e708f2534f1a4ed32c6e64406a73821908fcb
https://github.com/microsoft/DirectXTex/security/advisories/GHSA-3w9w-9833-gcpv
https://www.mend.io/vulnerability-database/WS-2023-0025

Severity Score

Weakness Type (CWE)

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-119

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): LOW

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