Ghostwire

CVE-2026-21733: Software installed and run as a non-privileged user may conduct improper GPU system calls to gain write permission to...

HIGH CVSS 7.5

Published: April 17, 2026 | Last Modified: April 17, 2026

Description

Software installed and run as a non-privileged user may conduct improper GPU system calls to gain write permission to read-only wrapped user-mode memory and files. This is caused by improper handling of GPU memory reservation protections.

Ghostwire Analysis — What This Means Practically

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Security Coverage (2 articles)

References