Debian Long Term Support / LTS Security Information / 2017 / Security Information -- DLA-1058-1 krb5

Debian Security Advisory

DLA-1058-1 krb5 -- LTS security update

Date Reported:

14 Aug 2017

Affected Packages:

krb5

Vulnerable:

Yes

Security database references:

In the Debian bugtracking system: Bug 869260.
In Mitre's CVE dictionary: CVE-2017-11368.

More information:

In MIT Kerberos 5 (aka krb5) 1.7 and later, an authenticated attacker can cause a KDC assertion failure by sending invalid S4U2Self or S4U2Proxy requests.

For Debian 7 Wheezy, these problems have been fixed in version 1.10.1+dfsg-5+deb7u8.

We recommend that you upgrade your krb5 packages.

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS