CVE-2025-39933
Analyzed Analyzed - Analysis Complete
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: smb: client: let recv_done verify data_offset, data_length and remaining_data_length This is inspired by the related server fixes.
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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
2026-06-15
NVD
CVE-2025-39933
Affected Vendors & Products
Showing 7 associated CPEs
Vendor Product Version / Range
linux linux_kernel From 4.16 (inc) to 6.16.9 (exc)
linux linux_kernel 6.17
linux linux_kernel 6.17
linux linux_kernel 6.17
linux linux_kernel 6.17
linux linux_kernel 6.17
linux linux_kernel 6.17
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-NVD-CWE-noinfo
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Executive Summary

This vulnerability in the Linux kernel's SMB client involves improper verification of data_offset, data_length, and remaining_data_length in the recv_done function. The fix ensures these values are properly checked to prevent potential issues.

Impact Analysis

If exploited, this vulnerability could lead to incorrect handling of SMB client data, potentially causing data corruption, crashes, or security issues related to improper data processing.

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