[Bug 291080] nfsrv_updatelock() can use uninitialized memory -> crash

In reply to: bugzilla-noreply_a_freebsd.org: "[Bug 291080] nfsrv_updatelock() can use uninitialized memory -> crash"
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From: <bugzilla-noreply_at_freebsd.org>
Date: Mon, 24 Nov 2025 01:08:28 UTC

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=291080

Rick Macklem <rmacklem@FreeBSD.org> changed:

           What    |Removed                     |Added
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           Assignee|bugs@FreeBSD.org            |rmacklem@FreeBSD.org

--- Comment #1 from Rick Macklem <rmacklem@FreeBSD.org> ---
Created attachment 265611
  --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=265611&action=edit
Add sanity checks for lock/locku stateids

I think this patch fixes the problem.
It adds sanity checks for the type of
stateid for both Lock and LockU.

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