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Fastconnect 6700 Firmware CVE-2025-47367

HIGH
Out-of-bounds Write (CWE-787)
2025-11-04 product-security@qualcomm.com
Buffer Overflow Memory Corruption Fastconnect 6700 Firmware Fastconnect 6900 Firmware Fastconnect 7800 Firmware Qcc2072 Firmware Qcm5430 Firmware Qcm6490 Firmware Qcs5430 Firmware Qcs6490 Firmware Sc8380xp Firmware Video Collaboration Vc3 Platform Firmware Wcd9370 Firmware Wcd9375 Firmware Wcd9378c Firmware Wcd9380 Firmware Wcd9385 Firmware Wsa8830 Firmware Wsa8835 Firmware Wsa8840 Firmware Wsa8845 Firmware Wsa8845h Firmware X2000077 Firmware X2000086 Firmware X2000090 Firmware X2000092 Firmware X2000094 Firmware Xg101002 Firmware Xg101032 Firmware Xg101039 Firmware Snapdragon 8Cx Gen 3 Compute Platform Sc8280Xp Ab Firmware Snapdragon 8Cx Gen 3 Compute Platform Sc8280Xp Bb Firmware Snapdragon 7C Gen 3 Compute Firmware
7.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
7.8 HIGH
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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 - 19:20 vuln.today
CVE Published
Nov 04, 2025 - 04:15 nvd
HIGH 7.8

DescriptionCVE.org

Memory corruption while accessing a buffer during IOCTL processing.

AnalysisAI

Memory corruption while accessing a buffer during IOCTL processing. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. Memory corruption while accessing a buffer during IOCTL processing. Affected products include: Qualcomm Qcm6490 Firmware, Qualcomm Qcs5430 Firmware, Qualcomm Qcs6490 Firmware, Qualcomm Video Collaboration Vc3 Platform Firmware, Qualcomm Sc8380Xp Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).

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Same weakness CWE-787 – Out-of-bounds Write

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CVE-2025-47367 vulnerability details – vuln.today
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