Bug 2401432 (CVE-2025-39933) - CVE-2025-39933 kernel: smb: client: let recv_done verify data_offset, data_length and remaining_data_length
Summary: CVE-2025-39933 kernel: smb: client: let recv_done verify data_offset, data_le...
Keywords:
Status: NEW
Alias: CVE-2025-39933
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-10-04 08:03 UTC by OSIDB Bzimport
Modified: 2026-01-19 11:41 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:0759 0 None None None 2026-01-19 03:48:26 UTC
Red Hat Product Errata RHSA-2026:0760 0 None None None 2026-01-19 03:08:44 UTC
Red Hat Product Errata RHSA-2026:0793 0 None None None 2026-01-19 11:41:55 UTC

Description OSIDB Bzimport 2025-10-04 08:03:04 UTC 
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.
Comment 1 Alexander B 2025-10-06 17:51:59 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025100417-CVE-2025-39933-e224@gregkh/T
Comment 3 errata-xmlrpc 2026-01-19 03:08:43 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:0760 https://access.redhat.com/errata/RHSA-2026:0760
Comment 4 errata-xmlrpc 2026-01-19 03:48:24 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:0759 https://access.redhat.com/errata/RHSA-2026:0759
Comment 5 errata-xmlrpc 2026-01-19 11:41:54 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:0793 https://access.redhat.com/errata/RHSA-2026:0793
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