SMB: Linux Kernel ksmbd destroy_previous_session Null Pointer Dereference

This signature detects attempts to exploit a known vulnerability against Linux Kernel. A successful attack can result in a denial-of-service condition.

Short Name
SMB:LINUX-KERNEL-KSMBD-DOS
Severity
Major
Recommended
True
Recommended Action
None
Category
SMB
Keywords
CVE-2025-38191 Dereference Kernel Linux Null Pointer destroy_previous_session ksmbd
Release Date
08/21/2025
Supported Platforms

srx-branch-19.3

vsrx3bsd-19.2

srx-19.4

vsrx3bsd-19.4

srx-branch-19.4

vsrx-19.4

vsrx-19.2

srx-19.3

Sigpack Version
3837
False Positive
Unknown

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