Explain CVE-2011-0284
Double free vulnerability in the prepare_error_as function in do_as_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7 through 1.9, when the PKINIT feature is enabled, allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via an e_data field containing typed data.
Affected Products: n/a
References: [{'name': 'ADV-2011-0680', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2011/0680'}, {'name': 'VU#943220', 'tags': ['third-party-advisory', 'x_refsource_CERT-VN'], 'url': 'http://www.kb.cert.org/vuls/id/943220'}, {'name': 'ADV-2011-0673', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2011/0673'}, {'name': '46881', 'tags': ['vdb-entry', 'x_refsource_BID'], 'url': 'http://www.securityfocus.com/bid/46881'}, {'name': 'FEDORA-2011-3462', 'tags': ['vendor-advisory', 'x_refsource_FEDORA'], 'url': 'http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056579.html'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-003.txt'}, {'name': 'kerberos-perpareerroras-code-execution(66101)', 'tags': ['vdb-entry', 'x_refsource_XF'], 'url': 'https://exchange.xforce.ibmcloud.com/vulnerabilities/66101'}, {'name': 'SUSE-SR:2011:005', 'tags': ['vendor-advisory', 'x_refsource_SUSE'], 'url': 'http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html'}, {'name': 'ADV-2011-0722', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2011/0722'}, {'name': 'ADV-2011-0763', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2011/0763'}, {'name': 'USN-1088-1', 'tags': ['vendor-advisory', 'x_refsource_UBUNTU'], 'url': 'http://www.ubuntu.com/usn/USN-1088-1'}, {'name': 'FEDORA-2011-3547', 'tags': ['vendor-advisory', 'x_refsource_FEDORA'], 'url': 'http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056413.html'}, {'name': 'FEDORA-2011-3464', 'tags': ['vendor-advisory', 'x_refsource_FEDORA'], 'url': 'http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056573.html'}, {'name': '43700', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/43700'}, {'name': 'MDVSA-2011:048', 'tags': ['vendor-advisory', 'x_refsource_MANDRIVA'], 'url': 'http://www.mandriva.com/security/advisories?name=MDVSA-2011:048'}, {'name': 'RHSA-2011:0356', 'tags': ['vendor-advisory', 'x_refsource_REDHAT'], 'url': 'http://www.redhat.com/support/errata/RHSA-2011-0356.html'}, {'name': 'ADV-2011-0672', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2011/0672'}, {'name': '43783', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/43783'}, {'name': '43760', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/43760'}, {'name': '71183', 'tags': ['vdb-entry', 'x_refsource_OSVDB'], 'url': 'http://osvdb.org/71183'}, {'name': '20110315 MITKRB5-SA-2011-003 [CVE-2011-0284] KDC double-free when PKINIT enabled', 'tags': ['mailing-list', 'x_refsource_BUGTRAQ'], 'url': 'http://www.securityfocus.com/archive/1/517029/100/0/threaded'}, {'name': '1025216', 'tags': ['vdb-entry', 'x_refsource_SECTRACK'], 'url': 'http://securitytracker.com/id?1025216'}, {'name': '43881', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/43881'}]
CVE State: PUBLISHED