oss-sec mailing list archives

Re: Libtorrent http_parser.cpp denial of service


From: cve-assign () mitre org
Date: Sat, 4 Jun 2016 22:16:52 -0400 (EDT)

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

I recently opened a bug on libtorrent regarding malformed HTTP or UPnP
responses

https://github.com/arvidn/libtorrent/issues/780
https://github.com/arvidn/libtorrent/pull/782

A specially crafted HTTP response from a tracker (or potentially a
UPnP broadcast) can crash libtorrent in the parse_chunk_header()
function.

AddressSanitizer: SEGV on unknown address

Memcheck, a memory error detector
Invalid read of size 1

Use CVE-2016-5301.

- -- 
CVE Assignment Team
M/S M300, 202 Burlington Road, Bedford, MA 01730 USA
[ A PGP key is available for encrypted communications at
  http://cve.mitre.org/cve/request_id.html ]
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=BR8M
-----END PGP SIGNATURE-----


Current thread: