Memory Corruption Vulnerability in WLAN Driver by Qualcomm
CVE-2025-21439

7.8HIGH

Key Information:

Vendor

Qualcomm
Status
Snapdragon
Vendor
CVE Published:
7 April 2025

What is CVE-2025-21439?

A memory corruption vulnerability exists in the WLAN driver when handling IOCTL calls. This issue arises during the reading of board data, leading to potential instability or crashes as the driver may improperly copy data into the provided output buffer. Exploiting this vulnerability can compromise system integrity and performance.

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Affected Version(s)

Snapdragon Snapdragon Compute FastConnect 6700

Snapdragon Snapdragon Compute FastConnect 6900

Snapdragon Snapdragon Compute QCA6595AU

References

https://docs.qualcomm.com/product/publicresources/securit...

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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