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Gentoo: GLSA-202310-15 Normal: LibXML2 Denial of Service Vulnerability

gentoo
Calendar Grey September 24, 2012
Dist Gentoo Esm H88
Critical Gentoo notice regarding Expat vulnerabilities causing service interruptions. Immediate updates advised for all users.
Multiple vulnerabilities have been found in Expat, possibly resulting in Denial of Service.

Summary

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

Topics%20covered

Topics Covered

security advisory denial of service gentoo software update normal severity expat vulnerability patch

Resolution

All Expat users should upgrade to the latest version: # 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.

References

[ 1 ] CVE-2009-3560 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2009-3560 [ 2 ] CVE-2009-3720 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2009-3720 [ 3 ] CVE-2012-0876 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-0876 [ 4 ] CVE-2012-1147 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1147 [ 5 ] CVE-2012-1148 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1148

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201209-06
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Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity: Normal
Title: Expat: Multiple vulnerabilities
Date: September 24, 2012
Bugs: #280615, #303727, #407519
ID: 201209-06

Topics%20covered

Topics Covered

security advisory denial of service gentoo software update normal severity expat vulnerability patch

Synopsis

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

Background

Expat is a set of XML parsing libraries.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-libs/expat < 2.1.0_beta3 >= 2.1.0_beta3

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.

Workaround

There is no known workaround at this time.

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