CVE-2025-21469

HIGH
2025-05-06 [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 - 18:40 vuln.today
CVE Published
May 06, 2025 - 09:15 nvd
HIGH 7.8

Tags

Buffer Overflow Authentication Bypass Fastconnect 6700 Firmware Fastconnect 6900 Firmware Fastconnect 7800 Firmware Qcm5430 Firmware Qcm6490 Firmware Qcs5430 Firmware Qcs6490 Firmware Video Collaboration Vc3 Platform Firmware Sc8380xp Firmware Snapdragon 7C Gen 3 Compute Firmware Sc8280xp Abbb Firmware Wcd9370 Firmware Wcd9375 Firmware Wcd9380 Firmware Wcd9385 Firmware Wsa8830 Firmware Wsa8835 Firmware Wsa8840 Firmware Wsa8845 Firmware Wsa8845h Firmware

Description

Memory corruption while processing image encoding, when input buffer length is 0 in IOCTL call.

Analysis

Memory corruption while processing image encoding, when input buffer length is 0 in IOCTL call. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Technical Context

This vulnerability is classified under CWE-284. Memory corruption while processing image encoding, when input buffer length is 0 in IOCTL call. Affected products include: Qualcomm Fastconnect 6700 Firmware, Qualcomm Fastconnect 6900 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Qcm5430 Firmware, Qualcomm Qcm6490 Firmware.

Affected Products

Qualcomm Fastconnect 6700 Firmware, Qualcomm Fastconnect 6900 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Qcm5430 Firmware, Qualcomm Qcm6490 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: +0.1
CVSS: +39
POC: 0

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CVE-2025-21469 vulnerability details – vuln.today
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