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Sicherheit: Zwei Probleme in NTP
Aktuelle Meldungen Distributionen
Name: Zwei Probleme in NTP
ID: FEDORA-2015-5761
Distribution: Fedora
Plattformen: Fedora 22
Datum: Do, 23. April 2015, 07:40
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1798
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1799

Originalnachricht

Name        : ntp
Product : Fedora 22
Version : 4.2.6p5
Release : 30.fc22
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-2015-1799, CVE-2015-1798, #1210324
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References:

[ 1 ] Bug #1199435 - CVE-2015-1799 ntp: authentication doesn't protect
symmetric associations against DoS attacks
https://bugzilla.redhat.com/show_bug.cgi?id=1199435
[ 2 ] Bug #1199430 - CVE-2015-1798 ntp: ntpd accepts unauthenticated packets
with symmetric key crypto
https://bugzilla.redhat.com/show_bug.cgi?id=1199430
[ 3 ] Bug #1210324 - ntp: ntp-keygen may generate non-random symmetric keys
on big-endian systems
https://bugzilla.redhat.com/show_bug.cgi?id=1210324
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This update can be installed with the "yum" update program. Use
su -c 'yum update ntp' at the command line.
For more information, refer to "Managing Software with yum",
available at http://docs.fedoraproject.org/yum/.

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/keys
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