CVE-2025-21473

HIGH
2025-08-06 [email protected]
7.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 19:05 vuln.today
CVE Published
Aug 06, 2025 - 08:15 nvd
HIGH 7.8

Tags

Buffer Overflow Fastconnect 6900 Firmware Fastconnect 7800 Firmware Snapdragon 8 Gen 1 Mobile Platform Firmware Wcd9380 Firmware Wsa8830 Firmware Wsa8835 Firmware

Description

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

Analysis

Memory corruption when using Virtual cdm (Camera Data Mover) to write registers. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Technical Context

This vulnerability is classified under CWE-367. Memory corruption when using Virtual cdm (Camera Data Mover) to write registers. Affected products include: Qualcomm Fastconnect 6900 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Snapdragon 8 Gen 1 Mobile Platform Firmware, Qualcomm Wcd9380 Firmware, Qualcomm Wsa8830 Firmware.

Affected Products

Qualcomm Fastconnect 6900 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Snapdragon 8 Gen 1 Mobile Platform Firmware, Qualcomm Wcd9380 Firmware, Qualcomm Wsa8830 Firmware.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +39
POC: 0

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CVE-2025-21473 vulnerability details – vuln.today
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