openSUSE Security Update: libxml2: fixed buffer overflow during decoding entities
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Announcement ID:    openSUSE-SU-2012:1647-1
Rating:             important
References:         #793334 
Cross-References:   CVE-2012-5134
Affected Products:
                    openSUSE 12.2
                    openSUSE 12.1
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   An update that fixes one vulnerability is now available.

Description:

   A Heap-based buffer underflow in the
   xmlParseAttValueComplex function in parser.c in libxml2
   allowed remote attackers to cause a denial of service or
   possibly execute arbitrary code via crafted entities in an
   XML document.


Patch Instructions:

   To install this openSUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - openSUSE 12.2:

      zypper in -t patch openSUSE-2012-854

   - openSUSE 12.1:

      zypper in -t patch openSUSE-2012-854

   To bring your system up-to-date, use "zypper patch".


Package List:

   - openSUSE 12.2 (i586 x86_64):

      libxml2-2-2.7.8+git20120223-8.9.1
      libxml2-2-debuginfo-2.7.8+git20120223-8.9.1
      libxml2-debugsource-2.7.8+git20120223-8.9.1
      libxml2-devel-2.7.8+git20120223-8.9.1
      libxml2-tools-2.7.8+git20120223-8.9.1
      libxml2-tools-debuginfo-2.7.8+git20120223-8.9.1
      python-libxml2-2.7.8+git20120223-8.9.1
      python-libxml2-debuginfo-2.7.8+git20120223-8.9.1
      python-libxml2-debugsource-2.7.8+git20120223-8.9.1

   - openSUSE 12.2 (x86_64):

      libxml2-2-32bit-2.7.8+git20120223-8.9.1
      libxml2-2-debuginfo-32bit-2.7.8+git20120223-8.9.1
      libxml2-devel-32bit-2.7.8+git20120223-8.9.1

   - openSUSE 12.2 (noarch):

      libxml2-doc-2.7.8+git20120223-8.9.1

   - openSUSE 12.1 (i586 x86_64):

      libxml2-2.7.8+git20110708-3.15.1
      libxml2-debuginfo-2.7.8+git20110708-3.15.1
      libxml2-debugsource-2.7.8+git20110708-3.15.1
      libxml2-devel-2.7.8+git20110708-3.15.1

   - openSUSE 12.1 (x86_64):

      libxml2-32bit-2.7.8+git20110708-3.15.1
      libxml2-debuginfo-32bit-2.7.8+git20110708-3.15.1
      libxml2-devel-32bit-2.7.8+git20110708-3.15.1

   - openSUSE 12.1 (noarch):

      libxml2-doc-2.7.8+git20110708-3.15.1

   - openSUSE 12.1 (ia64):

      libxml2-debuginfo-x86-2.7.8+git20110708-3.15.1
      libxml2-x86-2.7.8+git20110708-3.15.1


References:

   https://www.suse.com/security/cve/CVE-2012-5134.html
   https://bugzilla.novell.com/793334

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