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Sicherheit: Mehrere Probleme in NTP
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in NTP
ID: FEDORA-2016-34bc10a2c8
Distribution: Fedora
Plattformen: Fedora 22
Datum: So, 21. Februar 2016, 11:01
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7702
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7978
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8138
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7871
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7691
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7704
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7979
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7974
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7701
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7852
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7977
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7692
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-5300
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8158

Originalnachricht

Name        : ntp
Product : Fedora 22
Version : 4.2.6p5
Release : 36.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-2015-7974, CVE-2015-8138, CVE-2015-7977, CVE-2015-7978,
CVE-2015-7979, CVE-2015-8158 ---- Security fix for CVE-2015-7704,
CVE-2015-5300, CVE-2015-7692, CVE-2015-7871, CVE-2015-7702, CVE-2015-7691,
CVE-2015-7852, CVE-2015-7701
-------------------------------------------------------------------------------
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References:

[ 1 ] Bug #1297471 - CVE-2015-7974 ntp: missing key check allows
impersonation between authenticated peers (VU#357792)
https://bugzilla.redhat.com/show_bug.cgi?id=1297471
[ 2 ] Bug #1299442 - CVE-2015-8138 ntp: missing check for zero originate
timestamp
https://bugzilla.redhat.com/show_bug.cgi?id=1299442
[ 3 ] Bug #1300269 - CVE-2015-7977 ntp: restriction list NULL pointer
dereference
https://bugzilla.redhat.com/show_bug.cgi?id=1300269
[ 4 ] Bug #1300270 - CVE-2015-7978 ntp: stack exhaustion in recursive
traversal of restriction list
https://bugzilla.redhat.com/show_bug.cgi?id=1300270
[ 5 ] Bug #1300271 - CVE-2015-7979 ntp: off-path denial of service on
authenticated broadcast mode
https://bugzilla.redhat.com/show_bug.cgi?id=1300271
[ 6 ] Bug #1300273 - CVE-2015-8158 ntp: potential infinite loop in ntpq
https://bugzilla.redhat.com/show_bug.cgi?id=1300273
[ 7 ] Bug #1274254 - CVE-2015-7691 CVE-2015-7692 CVE-2015-7702 ntp:
incomplete checks in ntp_crypto.c
https://bugzilla.redhat.com/show_bug.cgi?id=1274254
[ 8 ] Bug #1274255 - CVE-2015-7701 ntp: slow memory leak in CRYPTO_ASSOC
https://bugzilla.redhat.com/show_bug.cgi?id=1274255
[ 9 ] Bug #1274261 - CVE-2015-7852 ntp: ntpq atoascii memory corruption
vulnerability
https://bugzilla.redhat.com/show_bug.cgi?id=1274261
[ 10 ] Bug #1274265 - CVE-2015-7871 ntp: crypto-NAK symmetric association
authentication bypass vulnerability
https://bugzilla.redhat.com/show_bug.cgi?id=1274265
[ 11 ] Bug #1271070 - CVE-2015-7704 ntp: disabling synchronization via
crafted KoD packet
https://bugzilla.redhat.com/show_bug.cgi?id=1271070
[ 12 ] Bug #1271076 - CVE-2015-5300 ntp: MITM attacker can force ntpd to make
a step larger than the panic threshold
https://bugzilla.redhat.com/show_bug.cgi?id=1271076
-------------------------------------------------------------------------------
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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 https://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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