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Message-ID: <20200419190928.GA145297@ryzen.bugs.fi>
Date: Sun, 19 Apr 2020 22:09:28 +0300
From: Henri Salo <henri@...v.fi>
To: Agostino Sarubbo <ago@...too.org>
Cc: oss-security@...ts.openwall.com
Subject: Re: re2c: heap overflow in Scanner::fill (scanner.cc)
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On Sun, Apr 19, 2020 at 04:59:48PM +0200, Agostino Sarubbo wrote:
> Affected version:
> 1.3
>
> Fixed version:
> Will be 2.0
>
> Commit fix:
> https://github.com/skvadrik/re2c/commit/
> c4603ba5ce229db83a2a4fb93e6d4b4e3ec3776a
>
> Credit:
> This bug was discovered by Agostino Sarubbo.
>
> CVE:
> I don’t care anymore about a CVE. If you will obtain one about this issue,
> feel free to reach me. I will update this as well.
>
> Note:
> This bug was found with American Fuzzy Lop.
> This bug was identified with bare metal servers donated by Packet. This work
> is also supported by the Core Infrastructure Initiative.
>
> Permalink:
> http://blogs.gentoo.org/ago/2020/04/19/re2c-heap-overflow-in-scannerfill-scanner-cc/
Good job again ago! I created CVE request for you. I don't think that you
should stop fuzzing as mentioned in blog. Instead you should pick responsive
and important targets (e.g. re2c) and add a donation button to your web page,
thanks :)
- --
Henri Salo
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