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Date: Sat, 10 Jan 2015 15:14:48 -0500 (EST)
To: endeavor <>
Subject: Re: CVE Request: libpng 1.6.15 Heap Overflow

On Fri, 9 Jan 2015, endeavor wrote:

> I thought it might be helpful to add some additional clarity to this bug.
> There were two bugs patched in the latest updates to libpng. The first bug is 
> an overflow in png_read_IDAT_data, and is triggerable due to checks on image 
> width that were removed a while ago in libpng branches 1.6.x and 1.5.x. This 
> is the bug against which the following write up applies: 
> .
> While fixing this bug, John Bowler found a second, unrelated overflow in 
> png_combine_row. His mailing list post on that bug is found here: 
> . It looks like 
> CVE-2014-9495 was assigned against this bug, but attributed to me by 
> accident.

Thank you for clarifying.

CVE-2014-9495 remains associated with the png_combine_row() issue found by 
John Bowler.  We will update its description and references if needed.

Use CVE-2015-0973 for the png_read_IDAT_data/png_handle_IHDR issue.


CVE assignment team, MITRE CVE Numbering Authority M/S M300
202 Burlington Road, Bedford, MA 01730 USA
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