Expat: Multiple vulnerabilities

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 201209-06 / expat
Release Date	September 24, 2012
Latest Revision	September 24, 2012: 1
Impact	normal
Exploitable	remote

Package	Vulnerable versions	Unaffected versions	Architecture(s)
dev-libs/expat	< 2.1.0_beta3	>= 2.1.0_beta3	All supported architectures

Related bugreports: #280615, #303727, #407519

Synopsis

Multiple vulnerabilities have been found in Expat, possibly resulting in Denial of Service.

2. Impact Information

Background

Expat is a set of XML parsing libraries.

Description

Multiple vulnerabilities have been discovered in Expat. Please review the CVE identifiers referenced below for details.

Impact

A remote attacker could entice a user to open a specially crafted XML file in an application linked against Expat, possibly resulting in a Denial of Service condition.

3. Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All Expat users should upgrade to the latest version:

Code Listing 3.1: Resolution

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-libs/expat-2.1.0_beta3"

Packages which depend on this library may need to be recompiled. Tools such as revdep-rebuild may assist in identifying some of these packages.

4. References

Page updated September 24, 2012

Summary: This is a Gentoo Linux Security Advisory

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