{"id":"CVE-2006-5051","details":"Signal handler race condition in OpenSSH before 4.4 allows remote attackers to cause a denial of service (crash), and possibly execute arbitrary code if GSSAPI authentication is enabled, via unspecified vectors that lead to a double-free.","modified":"2026-01-27T04:07:27.902578Z","published":"2006-09-27T23:07:00Z","withdrawn":"2026-01-27T04:07:27.902578Z","references":[{"type":"ADVISORY","url":"ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-06:22.openssh.asc"},{"type":"ADVISORY","url":"ftp://patches.sgi.com/support/free/security/advisories/20061001-01-P.asc"},{"type":"ADVISORY","url":"http://openssh.org/txt/release-4.4"},{"type":"ADVISORY","url":"http://secunia.com/advisories/22158"},{"type":"ADVISORY","url":"http://secunia.com/advisories/22173"},{"type":"ADVISORY","url":"http://secunia.com/advisories/22183"},{"type":"ADVISORY","url":"http://secunia.com/advisories/22196"},{"type":"ADVISORY","url":"http://secunia.com/advisories/22208"},{"type":"ADVISORY","url":"http://secunia.com/advisories/22236"},{"type":"ADVISORY","url":"http://secunia.com/advisories/22245"},{"type":"ADVISORY","url":"http://secunia.com/advisories/22270"},{"type":"ADVISORY","url":"http://secunia.com/advisories/22352"},{"type":"ADVISORY","url":"http://secunia.com/advisories/22362"},{"type":"ADVISORY","url":"http://secunia.com/advisories/22487"},{"type":"ADVISORY","url":"http://secunia.com/advisories/22495"},{"type":"ADVISORY","url":"http://secunia.com/advisories/22823"},{"type":"ADVISORY","url":"http://secunia.com/advisories/22926"},{"type":"ADVISORY","url":"http://secunia.com/advisories/23680"},{"type":"ADVISORY","url":"http://secunia.com/advisories/24479"},{"type":"ADVISORY","url":"http://secunia.com/advisories/24799"},{"type":"ADVISORY","url":"http://secunia.com/advisories/24805"},{"type":"ADVISORY","url":"http://security.freebsd.org/advisories/FreeBSD-SA-06%3A22.openssh.asc"},{"type":"ADVISORY","url":"http://security.gentoo.org/glsa/glsa-200611-06.xml"},{"type":"WEB","url":"http://securitytracker.com/id?1016940"},{"type":"ADVISORY","url":"http://support.avaya.com/elmodocs2/security/ASA-2006-216.htm"},{"type":"ADVISORY","url":"http://www.debian.org/security/2006/dsa-1212"},{"type":"WEB","url":"http://www.kb.cert.org/vuls/id/851340"},{"type":"ADVISORY","url":"http://www.mandriva.com/security/advisories?name=MDKSA-2006:179"},{"type":"ADVISORY","url":"http://www.novell.com/linux/security/advisories/2006_62_openssh.html"},{"type":"ADVISORY","url":"http://www.openbsd.org/errata.html#ssh"},{"type":"ADVISORY","url":"http://www.openpkg.org/security/advisories/OpenPKG-SA-2006.022-openssh.html"},{"type":"WEB","url":"http://www.securityfocus.com/bid/20241"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/usn-355-1"},{"type":"WEB","url":"http://www.us-cert.gov/cas/techalerts/TA07-072A.html"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2006/4018"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2006/4329"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2007/0930"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2007/1332"},{"type":"ADVISORY","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/29254"},{"type":"ARTICLE","url":"http://lists.apple.com/archives/security-announce/2007/Mar/msg00002.html"},{"type":"ARTICLE","url":"http://lists.freebsd.org/pipermail/freebsd-security/2006-October/004051.html"},{"type":"ARTICLE","url":"http://marc.info/?l=openssh-unix-dev&m=115939141729160&w=2"},{"type":"ARTICLE","url":"http://www.debian.org/security/2006/dsa-1189"},{"type":"WEB","url":"http://docs.info.apple.com/article.html?artnum=305214"},{"type":"WEB","url":"http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.592566"},{"type":"WEB","url":"http://sourceforge.net/forum/forum.php?forum_id=681763"},{"type":"WEB","url":"http://www-unix.globus.org/mail_archive/security-announce/2007/04/msg00000.html"},{"type":"WEB","url":"http://www.arkoon.fr/upload/alertes/36AK-2006-07-FR-1.0_FAST360_OPENSSH.pdf"},{"type":"WEB","url":"http://www.arkoon.fr/upload/alertes/43AK-2006-09-FR-1.0_SSL360_OPENSSH.pdf"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/01/3"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/07/28/3"},{"type":"WEB","url":"http://www.osvdb.org/29264"},{"type":"WEB","url":"http://www.redhat.com/support/errata/RHSA-2006-0697.html"},{"type":"WEB","url":"http://www.redhat.com/support/errata/RHSA-2006-0698.html"},{"type":"WEB","url":"http://www.vmware.com/support/vi3/doc/esx-3069097-patch.html"},{"type":"WEB","url":"http://www.vmware.com/support/vi3/doc/esx-9986131-patch.html"},{"type":"WEB","url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11387"},{"type":"WEB","url":"https://www.openwall.com/lists/oss-security/2024/07/28/3"}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}