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Date: Tue, 13 Sep 2016 21:53:03 +0200
From: Hanno Böck <>
To: Seth Arnold <>
Cc: "" <>,
Subject: Re: Heapoverflow in giflib5.1.4

On Tue, 13 Sep 2016 12:24:23 -0700
Seth Arnold <> wrote:

> Hanno, can you still reproduce this issue? I followed your excellent
> reproducer script and I don't get any ASAN warnings. If you still get
> ASAN warnings this may indicate the source of the confusion.

Ok, interesting:
I can't reproduce it any more with my poc or the poc from bug 102 with
the git code.

I can however easily generate another sample that causes the same bug.
See attachment.

Hanno Böck

GPG: FE73757FA60E4E21B937579FA5880072BBB51E42

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