CVE-2025-39942
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-04

Last updated on: 2026-03-25

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbdirect: verify remaining_data_length respects max_fragmented_recv_size This is inspired by the check for data_offset + data_length.
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Meta Information
Published
2025-10-04
Last Modified
2026-03-25
Generated
2026-06-16
AI Q&A
2025-10-04
EPSS Evaluated
2026-06-14
NVD
CVE-2025-39942
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux kernel *
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Exploitability
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability in the Linux kernel's ksmbd smbdirect component involves improper verification of the remaining_data_length against the max_fragmented_recv_size. The fix ensures that the remaining data length respects the maximum allowed fragmented receive size, preventing potential issues related to data handling.

Impact Analysis

If exploited, this vulnerability could lead to improper handling of fragmented data in the ksmbd smbdirect component, potentially causing data corruption, denial of service, or other unexpected behavior in the Linux kernel's SMB direct functionality.

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