CVE-2026-21736CWE-280

GPU DDK - Insufficient permission check in PhysmemWrapExtMem() when write attribute support enabled

Medium · published March 9, 2026

CVSS v3.1
4.4
EPSS
0%
Percentile
2.1
In the wild
Unconfirmed
What it is

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.

This is caused by improper handling of the memory protections for the user-mode wrapped memory resource.

The record
Technical detail
CVSS v3.1
4.4 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00126 · 2.1th percentile
Weakness
CWE-280 · Improper Handling of Insufficient Permissions or Privileges
Published
2026-03-09T12:23Z
EPSS history
Timeline
  • 09 MAR 12:23Z
    GPU DDK - Insufficient permission check in PhysmemWrapExtMem() when write attribute support enabled
    cvelistv5