Ktorrent: Multiple vulnerabilities

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 200705-01 / ktorrent
Release Date	May 01, 2007
Latest Revision	May 01, 2007: 01
Impact	normal
Exploitable	remote

Package	Vulnerable versions	Unaffected versions	Architecture(s)
net-p2p/ktorrent	< 2.1.3	>= 2.1.3	All supported architectures

Related bugreports: #170303

Synopsis

Multiple vulnerabilities have been discovered in Ktorrent allowing for the remote execution of arbitrary code and a Denial of Service.

2. Impact Information

Background

Ktorrent is a Bittorrent client for KDE.

Description

Bryan Burns of Juniper Networks discovered a vulnerability in chunkcounter.cpp when processing large or negative idx values, and a directory traversal vulnerability in torrent.cpp.

Impact

A remote attacker could entice a user to download a specially crafted torrent file, possibly resulting in the remote execution of arbitrary code with the privileges of the user running Ktorrent.

3. Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All Ktorrent users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-p2p/ktorrent-2.1.3"

4. References

Updated May 01, 2007

Summary: This is a Gentoo Linux Security Advisory

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