Re: Double free corruption in JasPer JPEG-2000 implementation (CVE-2015-5203)

[mancha <mancha1 () zoho com>]

On Mon, Aug 24, 2015 at 10:53:17AM -0500, Mark Felder wrote:
> On Fri, Aug 21, 2015, at 09:58, mancha wrote:
> > On Sun, Aug 16, 2015 at 05:22:50PM +0200, Gustavo Grieco wrote:
> > > A new double free affecting JasPer JPEG-2000 (libjasper 1.900) has
> > > been found triggered by function jasper_image_stop_load.  Despite
> > > this library is used by many programs (
> > > http://www.ece.uvic.ca/~frodo/jasper/#overview), there is no one
> > > providing support, so there is no fix so far.
> > >
> > > This vulnerability was found by QuickFuzz.
> > >
> > > Regards, Gustavo.
> >
> > Hi all.
> >
> > This is the CVE-2015-5203 fix I shared with Gustavo:
> >
> > http://sf.net/projects/mancha/files/sec/jasper-1.900.1_CVE-2015-5203.diff
>
> Thanks for posting this.

You're welcome.

> Is there a patch coming for CVE-2015-5221 as well?

I'll be happy to look into it if you send me a crasher.

--mancha (https://twitter.com/mancha140)

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