Ubuntu Security Notice 2498-1 - It was discovered that Kerberos incorrectly sent old keys in response to a -randkey -keepold request. An authenticated remote attacker could use this issue to forge tickets by leveraging administrative access. This issue only affected Ubuntu 10.04 LTS, Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. It was discovered that the libgssapi_krb5 library incorrectly processed security context handles. A remote attacker could use this issue to cause a denial of service, or possibly execute arbitrary code. Various other issues were also addressed.
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Gentoo Linux Security Advisory 201412-53 - A vulnerability has been found in MIT Kerberos 5, possibly resulting in arbitrary code execution or a Denial of Service condition. Versions less than 1.13 are affected.
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Mandriva Linux Security Advisory 2014-224 - The kadm5_randkey_principal_3 function in lib/kadm5/srv/svr_principal.c in kadmind in MIT Kerberos 5 before 1.13 sends old keys in a response to a -randkey -keepold request, which allows remote authenticated users to forge tickets by leveraging administrative access.
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