CVE-2013-6393 Information

Description

The yaml_parser_scan_tag_uri function in scanner.c in LibYAML before 0.1.5 performs an incorrect cast which allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via crafted tags in a YAML document which triggers a heap-based buffer overflow.

Reference

http://advisories.mageia.org/MGASA-2014-0040.html http://archives.neohapsis.com/archives/bugtraq/2014-04/0134.html http://archives.neohapsis.com/archives/bugtraq/2014-10/0103.html http://lists.opensuse.org/opensuse-updates/2014-02/msg00064.html http://lists.opensuse.org/opensuse-updates/2014-02/msg00065.html http://lists.opensuse.org/opensuse-updates/2015-02/msg00078.html http://lists.opensuse.org/opensuse-updates/2016-04/msg00050.html http://osvdb.org/102716 http://rhn.redhat.com/errata/RHSA-2014-0353.html http://rhn.redhat.com/errata/RHSA-2014-0354.html http://rhn.redhat.com/errata/RHSA-2014-0355.html http://www.debian.org/security/2014/dsa-2850 http://www.debian.org/security/2014/dsa-2870 http://www.mandriva.com/security/advisories?name=MDVSA-2015:060 http://www.securityfocus.com/bid/65258 http://www.ubuntu.com/usn/USN-2098-1 https://bitbucket.org/xi/libyaml/commits/tag/0.1.5 https://bugzilla.redhat.com/attachment.cgi?id=847926&action=diff https://bugzilla.redhat.com/show_bug.cgi?id=1033990 https://puppet.com/security/cve/cve-2013-6393 https://support.apple.com/kb/HT6536