[Secure-testing-team] Bug#865845: libtorrent-rasterbar: CVE-2017-9847

[Salvatore Bonaccorso]

Source: libtorrent-rasterbar
Version: 1.1.1-1
Severity: important
Tags: security upstream patch
Forwarded: https://github.com/arvidn/libtorrent/issues/2099

Hi,

the following vulnerability was published for libtorrent-rasterbar.

CVE-2017-9847[0]:
| The bdecode function in bdecode.cpp in libtorrent 1.1.3 allows remote
| attackers to cause a denial of service (heap-based buffer over-read and
| application crash) via a crafted file.

If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2017-9847
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9847
[1] https://github.com/arvidn/libtorrent/issues/2099
[2] https://github.com/arvidn/libtorrent/commit/ec30a5e9ec703afb8abefba757c6d401303b53db

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore