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List:       oss-security
Subject:    [oss-security] Re: CVE request: pngcrush-1.3.35 through 1.7.88 segfault when run with "-loco" option
From:       Glenn Randers-Pehrson <glennrp () gmail ! com>
Date:       2015-12-31 21:35:49
Message-ID: CA+PdXctz7Cw884CLQ_i7_079uR_yO-74dDjSNav2hDa2P9E7oA () mail ! gmail ! com
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On Thu, Dec 31, 2015 at 3:33 PM, <cve-assign@mitre.org> wrote:

>
> Our understanding is that pngcrush is a command-line program, and that
> the bug is largely equivalent to a scenario in which the "-loco"
> functionality had not been implemented.
>

There are web services that compress PNG files, using pngcrush
as their compression engine.  I haven't found any that allow users
to specify the "-loco" option, though.


> We probably would need a threat model in which the victim cannot
> recover from the attack by simply avoiding all subsequent use of the
> "-loco" option, e.g., a segfault that realistically could lead to code
> execution.
>

OK, I'm withdrawing the request for a CVE number.

Glenn


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