[ GLSA 201404-02 ] libproxy: User-assisted execution of arbitrary code

[GLSA]

Gentoo Linux Security Advisory

Title: libproxy: User-assisted execution of arbitrary code (GLSA 201404-02)
Severity: normal
Exploitable: remote
Date: April 07, 2014
Bug(s): #438146
ID: 201404-02

Synopsis

A buffer overflow in libproxy might allow remote attackers to
execute arbitrary code.


Background

libproxy is a library for automatic proxy configuration management.

Affected Packages

Package: net-libs/libproxy
Vulnerable: < 0.4.10
Unaffected: >= 0.4.10
Architectures: All supported architectures


Description

A boundary error when processing the proxy.pac file could cause a
stack-based buffer overflow.


Impact

A man-in-the-middle attacker could provide a specially crafted proxy.pac
file on a remote server, possibly resulting in execution of arbitrary
code with the privileges of the process or a Denial of Service condition.


Workaround

There is no known workaround at this time.

Resolution

All libproxy users should upgrade to the latest version: