CVE-2025-21291

Published: Jan 14, 2025Modified: Jan 24, 2025

8.8

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability: 2.8 / Impact: 5.9

Source: secure@microsoft.com (Secondary)

Description

Windows Direct Show Remote Code Execution Vulnerability

Affected (9)

Products: Microsoft: Windows 10 1809, Windows 10 21h2, Windows 10 22h2, Windows 11 22h2, Windows 11 23h2, Windows Server 2019, Windows Server 2022, Windows Server 2022 23h2

8 products

Windows 10 1809

Windows 10 21h2

Windows 10 22h2

Windows 11 22h2

Windows 11 23h2

Windows Server 2019

Windows Server 2022

Windows Server 2022 23h2

Configuration A

9 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows 10 1809	Before 10.0.17763.6775
Microsoft Windows 10 1809	Before 10.0.17763.6775
Microsoft Windows 10 21h2	Before 10.0.19044.5371
Microsoft Windows 10 22h2	Before 10.0.19045.5371
Microsoft Windows 11 22h2	Before 10.0.22621.4751
Microsoft Windows 11 23h2	Before 10.0.22631.4751
Microsoft Windows Server 2019	Before 10.0.17763.6775
Microsoft Windows Server 2022	Before 10.0.20348.3091
Microsoft Windows Server 2022 23h2	Before 10.0.25398.1369

Related CWEs

The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21291

Source: secure@microsoft.com

PatchVendor Advisory

Timeline

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