Stack consumption vulnerability in validators/DTD/DTDScanner.cpp in Apache Xerces C++ 2.7.0 and 2.8.0 allows context-dependent attackers to cause a denial of service (application crash) via vectors involving nested parentheses and invalid byte values in "simply nested DTD structures," as demonstrated by the Codenomicon XML fuzzing framework.
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01150.html
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01136.html
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01099.html
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01001.html
https://exchange.xforce.ibmcloud.com/vulnerabilities/52321
https://bugzilla.redhat.com/show_bug.cgi?id=515515
http://www.vupen.com/english/advisories/2009/2196
http://www.securityfocus.com/bid/35986
http://www.networkworld.com/columnists/2009/080509-xml-flaw.html
http://www.mandriva.com/security/advisories?name=MDVSA-2009:223
http://www.codenomicon.com/labs/xml/
http://www.cert.fi/en/reports/2009/vulnerability2009085.html