Bug 2401421 (CVE-2025-39942) - CVE-2025-39942 kernel: ksmbd: smbdirect: verify remaining_data_length respects max_fragmented_recv_size
Summary: CVE-2025-39942 kernel: ksmbd: smbdirect: verify remaining_data_length respect...
Keywords:
Status: NEW
Alias: CVE-2025-39942
Product: Security Response
Classification: Other
Component: vulnerability-draft
Version: unspecified
Hardware: All
OS: Linux
unspecified
unspecified
Target Milestone: ---
Assignee: Product Security DevOps Team
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Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-10-04 08:02 UTC by OSIDB Bzimport
Modified: 2025-12-23 14:59 UTC (History)
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Description OSIDB Bzimport 2025-10-04 08:02:19 UTC 
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.
Comment 1 Alexander B 2025-12-23 14:55:43 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025100419-CVE-2025-39942-0297@gregkh/T
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