CVE-2025-21473

HIGH
MEDIUM Priority: 0.01 BB Relevance: 41/100
Published: 2025-08-06 Modified: 2026-11-03 First seen: 2026-11-03 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: High

Description

Memory corruption when using Virtual cdm (Camera Data Mover) to write registers.

Affected Software (6)

VendorProductVersion
Qualcomm, Inc. Snapdragon FastConnect 6900
Qualcomm, Inc. Snapdragon FastConnect 7800
Qualcomm, Inc. Snapdragon Snapdragon 8 Gen 1 Mobile Platform
Qualcomm, Inc. Snapdragon WCD9380
Qualcomm, Inc. Snapdragon WSA8830
Qualcomm, Inc. Snapdragon WSA8835

Bug Bounty Relevance

41 / 100
✓ Low complexity
✓ No user interaction

CVSS Score

7.8 / 10.0 v3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploitation Probability

0.07%
Raw Score 0.000730
Percentile 0.1%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00073
2026-11-13
0.00073
2026-11-12
0.00073
2026-11-10
0.00073
2026-11-09
0.00073
2026-11-08
0.00073
2026-11-07
0.00073
2026-11-06
0.00068
2026-11-05
0.00068
2026-11-04
0.00068
2026-11-03
0.00068

Intelligence Sources

mitre ref →