CVE-2026-21733

HIGH
MEDIUM Priority: 0.01 BB Relevance: 40/100
Published: 2026-04-17 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

Low Complexity No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Local
AC: Low
PR: Low
UI: None
S: Unchanged
C: High
I: High
A: Low

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.

Weakness Classification (2)

Affected Software (2)

VendorProductVersion
imaginationtech ddk < 25.3
imaginationtech ddk 25.3

References & Advisories (1)

Bug Bounty Relevance

40 / 100
✓ Low complexity
✓ No user interaction

CVSS Score

7.3 / 10.0 v3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

EPSS — Exploitation Probability

0.10%
Raw Score 0.000990
Percentile 0.8%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00099
2026-10-28
0.00099

Intelligence Sources

nvd ref →