https://bugs.openldap.org/show_bug.cgi?id=10317

Howard Chu <[email protected]> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |INVALID

--- Comment #1 from Howard Chu <[email protected]> ---
(In reply to 1367173408 from comment #0)
> Created attachment 1055 [details]
> execution trace
> 
> Hi, I have found a potential null pointer dereference bug in the project and
> would like to report it to the maintainers. 
> 
> At line 836 in file `servers/slapd/backglue.c`, the function
> `glue_tool_inst` may return NULL.  

No, that never happens. This function looks for the instance of backglue
on the overlay stack. This function would never be invoked if there was
no instance.

> Then, at line 765 in the same file, the pointer `on` receives the return
> value, which may be NULL. But `on` is dereferenced at line 766 without
> checking, which may lead to a null-pointer-dereference bug.

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