The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.6.x through 1.9, when an LDAP backend is used, allows remote attackers to cause a denial of service (NULL pointer dereference or buffer over-read, and daemon crash) via a crafted principal name.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade krb5-libsUpgrade krb5-develUpgrade krb5-serverUpgrade krb5-workstationUpgrade krb5-server-ldap | Dec 1, 2016 | Feb 10, 2011 |
| Debian | — | Upgrade krb5 | Jul 30, 2024 | Feb 10, 2011 |
| Freebsd | — | Upgrade krb5 | Dec 10, 2025 | Apr 14, 2011 |
| Gentoo Linux | — | Upgrade app-crypt/mit-krb5. | Oct 30, 2017 | Feb 10, 2011 |
| Oracle_linux | — | Upgrade krb5-develUpgrade krb5-workstationUpgrade krb5-server-ldapUpgrade krb5-serverUpgrade krb5-libs | Oct 16, 2024 | Feb 10, 2011 |
| Suse | — | Upgrade krb5Upgrade krb5-apps-serversUpgrade krb5-docUpgrade krb5-clientUpgrade krb5-plugin-preauth-pkinitUpgrade krb5-plugin-kdb-ldapUpgrade krb5-serverUpgrade krb5-devel-32bitUpgrade krb5-x86Upgrade krb5-plugin-preauth-otpUpgrade krb5-32bitUpgrade krb5-plugin-preauth-spakeUpgrade krb5-apps-clientsUpgrade krb5-devel | Feb 17, 2015 | Jun 28, 2013 |
| Ubuntu | — | Upgrade krb5-kdcUpgrade krb5-kdc-ldap | Nov 8, 2024 | Feb 10, 2011 |
| Vmsa 2011 0012 | — | Upgrade VMware ESX 4.0 to build number 480973Upgrade VMware ESX 4.1 to build number 502767 | Oct 20, 2011 | Feb 10, 2011 |
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