PT-2025-32121 · Microsoft · Windows

Conghuiwang · Published 2025-08-06 · Updated 2025-08-20 · CVE-2025-21456

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions (affected versions not specified)

Description A memory corruption issue exists when processing an IOCTL command with concurrent mapping and unmapping of buffers by multiple threads.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2025-21456

Affected Products

Windows

References · 7

• https://docs.qualcomm.com/product/publicresources/securitybulletin/august-2025-bulletin.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-21456 · Security Note
• https://t.me/cveNotify/131044 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1953116896108192095 · Twitter Post
• https://t.me/cveNotify/132938 · Telegram Post
• https://twitter.com/cracbot/status/1954860409032262103 · Twitter Post
• https://twitter.com/CVEnew/status/1953008948136550703 · Twitter Post