Linux Kernel Vulnerability in SMB Client
CVE-2025-39933

Currently unrated

Key Information:

Vendor: Linux
Status: Linux
Vendor: CVE Published:; 4 October 2025

What is CVE-2025-39933?

A vulnerability has been identified in the Linux kernel that affects the SMB client functionality. This issue allows the 'recv_done' function to inadequately verify parameters related to data transfer, specifically 'data_offset', 'data_length', and 'remaining_data_length'. If exploited, this flaw may lead to unexpected behavior or potential data integrity issues. It is recommended that users of affected Linux kernel versions apply the latest updates and patches to mitigate the risk associated with this vulnerability.

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