Office 2007 MSI Crash - Null dereference @ MsiViewExecute

Austin English austinenglish at
Thu Apr 30 06:03:03 CDT 2009

On Tue, Apr 28, 2009 at 9:27 PM, Mike Kaplinskiy
<mike.kaplinskiy at> wrote:
> I was looking at the trace of the crash from bug 17600, and it looks like
> a custom action is calling MsiViewExecute with a null hRec.
> I (sadly) don't know much about the wine MSI architecture, but the
> msiobj_lock on line 484 should fail since rec will never be fetched
> (null). I think the intention was to make it query->hdr (as it is
> released later).

A testcase for it would show if you're right or wrong ;-).


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