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             AUSCERT External Security Bulletin Redistribution

                               ESB-2011.0001
                        Security update for libxml2
                              4 January 2011

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           libxml2
Publisher:         Debian
Operating System:  Debian GNU/Linux 5
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2010-4494  

Reference:         ASB-2010.0246.2

Original Bulletin: 
   http://www.debian.org/security/2010/dsa-2137

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Debian Security Advisory DSA-2137-1                  security@debian.org
http://www.debian.org/security/                       Moritz Muehlenhoff
December 26, 2010                     http://www.debian.org/security/faq
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Package        : libxml2
Vulnerability  : several
Problem type   : local(remote)
Debian-specific: no
CVE Id(s)      : CVE-2010-4494

Yang Dingning discovered a double free in libxml's Xpath processing, 
which might allow the execution of arbitrary code.


For the stable distribution (lenny), this problem has been fixed
in version 2.6.32.dfsg-5+lenny3.

For the upcoming stable distribution (squeeze) and the unstable
distribution (sid), this problem has been fixed in version 
2.7.8.dfsg-2.

We recommend that you upgrade your libxml2 packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: http://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
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===========================================================================
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