CVE-2025-21474

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

Memory Corruption Buffer Overflow Use After Free Fastconnect 6800 Firmware Fastconnect 6900 Firmware Fastconnect 7800 Firmware Qam8295p Firmware Qca6391 Firmware Qca6426 Firmware Qca6436 Firmware Qca6574au Firmware Qca6696 Firmware Qcn9074 Firmware Qcs410 Firmware Qcs610 Firmware Video Collaboration Vc1 Platform Firmware Video Collaboration Vc3 Platform Firmware Sa6145p Firmware Sa6150p Firmware Sa6155p Firmware Sa8145p Firmware Sa8150p Firmware Sa8155p Firmware Sa8195p Firmware Sa8295p Firmware Sd865 5g Firmware Snapdragon 8 Gen 1 Mobile Platform Firmware Snapdragon 865 5g Mobile Platform Firmware Snapdragon 865 5G Mobile Platform Sm8250 Ab Firmware Snapdragon 870 5G Mobile Platform Sm8250 Ac Firmware Snapdragon W5 Gen 1 Wearable Platform Firmware Snapdragon X55 5g Modem Rf System Firmware Snapdragon Xr2 5g Platform Firmware Sw5100 Firmware Sw5100p Firmware Sxr2130 Firmware Wcd9341 Firmware Wcd9370 Firmware Wcd9380 Firmware Wcn3660b Firmware Wcn3680b Firmware Wcn3950 Firmware Wcn3980 Firmware Wcn3988 Firmware Wsa8810 Firmware Wsa8815 Firmware Wsa8830 Firmware Wsa8835 Firmware

Description

Memory corruption while processing commands from A2dp sink command queue.

Analysis

Memory corruption while processing commands from A2dp sink command queue. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Technical Context

This vulnerability is classified as Use After Free (CWE-416), which allows attackers to access freed memory to execute arbitrary code or crash the application. Memory corruption while processing commands from A2dp sink command queue. Affected products include: Qualcomm Fastconnect 6800 Firmware, Qualcomm Fastconnect 6900 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Qam8295P Firmware, Qualcomm Qca6391 Firmware.

Affected Products

Qualcomm Fastconnect 6800 Firmware, Qualcomm Fastconnect 6900 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Qam8295P Firmware, Qualcomm Qca6391 Firmware.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use smart pointers or garbage-collected languages. Set pointers to NULL after freeing. Enable memory sanitizers.

Priority Score

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

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CVE-2025-21474 vulnerability details – vuln.today
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