Ubuntu 18.04: 2021-003a245697 High: OpenSSH User Enumeration Vulnerability

BIND (Berkeley Internet Name Domain) is an implementation of the DNS

(Domain Name System) protocols. BIND includes a DNS server (named),

which resolves host names to IP addresses; a resolver library

(routines for applications to use when interfacing with DNS); and

tools for verifying that the DNS server is operating properly.

Update back to ISC supported version. Security fix for CVE-2017-3143,

CVE-2017-3142, CVE-2017-3140

[ 1 ] Bug #1466193 - CVE-2017-3143 bind: An error in TSIG authentication can permit unauthorized dynamic updates

https://bugzilla.redhat.com/show_bug.cgi?id=1466193

[ 2 ] Bug #1461302 - CVE-2017-3140 bind: Error processing RPZ rules leads to endless loop while handling query

https://bugzilla.redhat.com/show_bug.cgi?id=1461302

[ 3 ] Bug #1466189 - CVE-2017-3142 bind: An error in TSIG authentication can permit unauthorized zone transfers

https://bugzilla.redhat.com/show_bug.cgi?id=1466189

su -c 'dnf upgrade bind' at the command line.

For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

All packages are signed with the Fedora Project GPG key. More details on the

GPG keys used by the Fedora Project can be found at

https://fedoraproject.org/security/

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