On Thu, Aug 21, 2014 at 01:27:58PM +0200, Jakub Hrozek wrote:
On Wed, Aug 20, 2014 at 05:38:56PM +0200, Sumit Bose wrote:
> > > wbcGetgrnam and wbcGetgrnam have wrong comments, but this trivial bug is
> > > also in Samba.
> > >
> > > Are you sure the asprintf() call in wbcLookupName is safe? Could this
> > > enable someone to trash the stack with a long enough name?
> >
> > I added some checks to prevent this.
For some reason I thought that asprintf allocates on the stack like
alloca and didn't see the call to free. In this case, I don't think the
check is needed.
I think the NULL checks still make sense and if you agree I would keep
the others just as sanity checks.
bye,
Sumit
I'm sorry I made you do the work.
The rest looks fine to me.
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