The mod_dav_svn Apache HTTPD server module in Subversion 1.6.x through 1.6.20 and 1.7.0 through 1.7.8 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a PROPFIND request for an activity URL.Referenceshttp://seclists.org/fulldisclosure/2013/Mar/56https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18980http://lists.opensuse.org/opensuse-updates/2013-04/msg00095.htmlhttp://rhn.redhat.com/errata/RHSA-2013-0737.htmlhttps://bugzilla.redhat.com/show_bug.cgi?id=929093http://mail-archives.apache.org/mod_mbox/subversion-announce/201304.mbox/%3CCADkdwvSTMLbn4q_KM3Ph2UOeSiPGhEK4%3DSvwEjaHW_GUGkYWPQ%40mail.gmail.com%3Ehttp://mail-archives.apache.org/mod_mbox/subversion-announce/201304.mbox/%3CCADkdwvRoyVrZV12tgC0FMGrc6%2BMisd3qTcZ%2BDdpFGgTahkgAkQ%40mail.gmail.com%3Ehttp://subversion.apache.org/security/CVE-2013-1849-advisory.txthttp://www.ubuntu.com/usn/USN-1893-1http://lists.opensuse.org/opensuse-updates/2013-06/msg00069.htmlhttp://www.mandriva.com/security/advisories?name=MDVSA-2013:153