CVE-2009-3560 Information

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Description

The big2_toUtf8 function in lib/xmltok.c in libexpat in Expat 2.0.1 as used in the XML-Twig module for Perl allows context-dependent attackers to cause a denial of service (application crash) via an XML document with malformed UTF-8 sequences that trigger a buffer over-read related to the doProlog function in lib/xmlparse.c a different vulnerability than CVE-2009-2625 and CVE-2009-3720.

Reference

http://expat.cvs.sourceforge.net/viewvc/expat/expat/lib/xmlparse.c?r1=1.164&r2=1.165 http://expat.cvs.sourceforge.net/viewvc/expat/expat/lib/xmlparse.c?view=logrev1.165 http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00007.html http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00001.html http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00002.html http://lists.opensuse.org/opensuse-security-announce/2010-06/msg00001.html http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html http://lists.vmware.com/pipermail/security-announce/2010/000082.html http://mail.python.org/pipermail/expat-bugs/2009-November/002846.html http://marc.info/?l=bugtraq&m=130168502603566&w=2 http://secunia.com/advisories/37537 http://secunia.com/advisories/38231 http://secunia.com/advisories/38794 http://secunia.com/advisories/38832 http://secunia.com/advisories/38834 http://secunia.com/advisories/39478 http://secunia.com/advisories/41701 http://secunia.com/advisories/43300 http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.486026 http://sunsolve.sun.com/search/document.do?assetkey=1-66-273630-1 http://www.debian.org/security/2009/dsa-1953 http://www.mandriva.com/security/advisories?name=MDVSA-2009:316 http://www.redhat.com/support/errata/RHSA-2011-0896.html http://www.securityfocus.com/bid/37203 http://www.securitytracker.com/id?1023278 http://www.ubuntu.com/usn/USN-890-1 http://www.ubuntu.com/usn/USN-890-6 http://www.vupen.com/english/advisories/2010/0528 http://www.vupen.com/english/advisories/2010/0896 http://www.vupen.com/english/advisories/2010/1107 http://www.vupen.com/english/advisories/2011/0359 https://bugzilla.redhat.com/show_bug.cgi?id=533174 https://lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac@3Ccvs.httpd.apache.org3E https://lists.apache.org/thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79@3Ccvs.httpd.apache.org3E https://lists.apache.org/thread.html/8d63cb8e9100f28a99429b4328e4e7cebce861d5772ac9863ba2ae6f@3Ccvs.httpd.apache.org3E https://lists.apache.org/thread.html/f7f95ac1cd9895db2714fa3ebaa0b94d0c6df360f742a40951384a53@3Ccvs.httpd.apache.org3E https://lists.apache.org/thread.html/r0276683d8e1e07153fc8642618830ac0ade85b9ae0dc7b07f63bb8fc@3Ccvs.httpd.apache.org3E https://lists.apache.org/thread.html/r57608dc51b79102f3952ae06f54d5277b649c86d6533dcd6a7d201f7@3Ccvs.httpd.apache.org3E https://lists.apache.org/thread.html/r8828e649175df56f1f9e3919938ac7826128525426e2748f0ab62feb@3Ccvs.httpd.apache.org3E https://lists.apache.org/thread.html/rfbaf647d52c1cb843e726a0933f156366a806cead84fbd430951591b@3Ccvs.httpd.apache.org3E https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A10613 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A12942 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A6883 https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00370.html https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00394.html https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00413.html