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Fedora Update Notification
FEDORA-2017-5ebac1c112
2017-03-28 17:59:42.578966
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Name        : ntp
Product     : Fedora 25
Version     : 4.2.6p5
Release     : 44.fc25
URL         : http://www.ntp.org
Summary     : The NTP daemon and utilities
Description :
The Network Time Protocol (NTP) is used to synchronize a computer's
time with another reference time source. This package includes ntpd
(a daemon which continuously adjusts system time) and utilities used
to query and configure the ntpd daemon.

Perl scripts ntp-wait and ntptrace are in the ntp-perl package,
ntpdate is in the ntpdate package and sntp is in the sntp package.
The documentation is in the ntp-doc package.

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Update Information:

Security fix for CVE-2017-6464 CVE-2017-6462 CVE-2017-6463 CVE-2017-6458
CVE-2017-6451.
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References:

  [ 1 ] Bug #1434011 - CVE-2017-6451 ntp: Improper use of snprintf() in mx4200_send()
        https://bugzilla.redhat.com/show_bug.cgi?id=1434011
  [ 2 ] Bug #1434005 - CVE-2017-6458 ntp: Potential Overflows in ctl_put() functions
        https://bugzilla.redhat.com/show_bug.cgi?id=1434005
  [ 3 ] Bug #1434002 - CVE-2017-6463 ntp: Authenticated DoS via Malicious Config Option
        https://bugzilla.redhat.com/show_bug.cgi?id=1434002
  [ 4 ] Bug #1433995 - CVE-2017-6462 ntp: Buffer Overflow in DPTS Clock
        https://bugzilla.redhat.com/show_bug.cgi?id=1433995
  [ 5 ] Bug #1433987 - CVE-2017-6464 ntp: Denial of Service via Malformed Config
        https://bugzilla.redhat.com/show_bug.cgi?id=1433987
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade ntp' 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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Fedora 25: ntp Security Update

March 29, 2017
Security fix for CVE-2017-6464 CVE-2017-6462 CVE-2017-6463 CVE-2017-6458 CVE-2017-6451.

Summary

The Network Time Protocol (NTP) is used to synchronize a computer's

time with another reference time source. This package includes ntpd

(a daemon which continuously adjusts system time) and utilities used

to query and configure the ntpd daemon.

Perl scripts ntp-wait and ntptrace are in the ntp-perl package,

ntpdate is in the ntpdate package and sntp is in the sntp package.

The documentation is in the ntp-doc package.

Update Information:

Security fix for CVE-2017-6464 CVE-2017-6462 CVE-2017-6463 CVE-2017-6458 CVE-2017-6451.

Change Log

References

[ 1 ] Bug #1434011 - CVE-2017-6451 ntp: Improper use of snprintf() in mx4200_send() https://bugzilla.redhat.com/show_bug.cgi?id=1434011 [ 2 ] Bug #1434005 - CVE-2017-6458 ntp: Potential Overflows in ctl_put() functions https://bugzilla.redhat.com/show_bug.cgi?id=1434005 [ 3 ] Bug #1434002 - CVE-2017-6463 ntp: Authenticated DoS via Malicious Config Option https://bugzilla.redhat.com/show_bug.cgi?id=1434002 [ 4 ] Bug #1433995 - CVE-2017-6462 ntp: Buffer Overflow in DPTS Clock https://bugzilla.redhat.com/show_bug.cgi?id=1433995 [ 5 ] Bug #1433987 - CVE-2017-6464 ntp: Denial of Service via Malformed Config https://bugzilla.redhat.com/show_bug.cgi?id=1433987

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade ntp' at the command line. For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html

Severity
Name : ntp
Product : Fedora 25
Version : 4.2.6p5
Release : 44.fc25
URL : http://www.ntp.org
Summary : The NTP daemon and utilities

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