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Date: Thu, 01 May 2014 10:35:27 +1000
From: Murray McAllister <mmcallis@...hat.com>
To: oss-security@...ts.openwall.com
Subject: Re: CVE request: possible miniupnpc buffer overflow

> On a related note, I'm not sure if there are other issues close by. For
> example, in version 1.9, miniwget.c:
>
> 172                         /* copy the remaining of the received data
> back to buf */
> 173                         n = header_buf_used - endofheaders;
> 174                         memcpy(buf, header_buf + endofheaders, n);
>
> n and endofheaders are signed ints, and header_buf_used is unsigned.
> Mixing the types together (and the signed int in the memcpy) may warrant
> further investigation.

Upstream investigated this and found it to be safe.

Cheers,

--

Murray McAllister / Red Hat Security Response Team

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