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Sicherheit: Mehrere Probleme in NTP
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in NTP
ID: SSA:2016-120-01
Distribution: Slackware
Plattformen: Slackware -current, Slackware 13.0, Slackware x86_64 13.0, Slackware x86_64 -current, Slackware x86_64 13.1, Slackware 13.1, Slackware x86_64 13.37, Slackware 13.37, Slackware 14.0, Slackware x86_64 14.0, Slackware 14.1, Slackware x86_64 14.1
Datum: Sa, 30. April 2016, 07:40
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2519
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2518
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1549
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1548
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1547
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2516
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1551
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1550
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8138
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2517
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7704

Originalnachricht


-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

[slackware-security] ntp (SSA:2016-120-01)

New ntp packages are available for Slackware 13.0, 13.1, 13.37, 14.0, 14.1,
and -current to fix security issues.


Here are the details from the Slackware 14.1 ChangeLog:
+--------------------------+
patches/packages/ntp-4.2.8p7-i486-1_slack14.1.txz: Upgraded.
This release patches several low and medium severity security issues:
CVE-2016-1551: Refclock impersonation vulnerability, AKA: refclock-peering
CVE-2016-1549: Sybil vulnerability: ephemeral association attack,
AKA: ntp-sybil - MITIGATION ONLY
CVE-2016-2516: Duplicate IPs on unconfig directives will cause an assertion
botch
CVE-2016-2517: Remote configuration trustedkey/requestkey values are not
properly validated
CVE-2016-2518: Crafted addpeer with hmode > 7 causes array wraparound with
MATCH_ASSOC
CVE-2016-2519: ctl_getitem() return value not always checked
CVE-2016-1547: Validate crypto-NAKs, AKA: nak-dos
CVE-2016-1548: Interleave-pivot - MITIGATION ONLY
CVE-2015-7704: KoD fix: peer associations were broken by the fix for
NtpBug2901, AKA: Symmetric active/passive mode is broken
CVE-2015-8138: Zero Origin Timestamp Bypass, AKA: Additional KoD Checks
CVE-2016-1550: Improve NTP security against buffer comparison timing attacks,
authdecrypt-timing, AKA: authdecrypt-timing
For more information, see:
http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7704
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8138
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1547
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1548
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1549
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1550
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1551
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2516
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2517
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2518
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2519
(* Security fix *)
+--------------------------+


Where to find the new packages:
+-----------------------------+

Thanks to the friendly folks at the OSU Open Source Lab
(http://osuosl.org) for donating FTP and rsync hosting
to the Slackware project! :-)

Also see the "Get Slack" section on http://slackware.com for
additional mirror sites near you.

Updated package for Slackware 13.0:
ntp-4.2.8p7-i486-1_slack13.0.txz

Updated package for Slackware x86_64 13.0:
ntp-4.2.8p7-x86_64-1_slack13.0.txz

Updated package for Slackware 13.1:
ntp-4.2.8p7-i486-1_slack13.1.txz

Updated package for Slackware x86_64 13.1:
ntp-4.2.8p7-x86_64-1_slack13.1.txz

Updated package for Slackware 13.37:
ntp-4.2.8p7-i486-1_slack13.37.txz

Updated package for Slackware x86_64 13.37:
ntp-4.2.8p7-x86_64-1_slack13.37.txz

Updated package for Slackware 14.0:
ntp-4.2.8p7-i486-1_slack14.0.txz

Updated package for Slackware x86_64 14.0:
ntp-4.2.8p7-x86_64-1_slack14.0.txz

Updated package for Slackware 14.1:
ntp-4.2.8p7-i486-1_slack14.1.txz

Updated package for Slackware x86_64 14.1:
ntp-4.2.8p7-x86_64-1_slack14.1.txz

Updated package for Slackware -current:
ntp-4.2.8p7-i586-1.txz

Updated package for Slackware x86_64 -current:
ntp-4.2.8p7-x86_64-1.txz


MD5 signatures:
+-------------+

Slackware 13.0 package:
785dc2ef5f80edb28dc781e261c3fe3f ntp-4.2.8p7-i486-1_slack13.0.txz

Slackware x86_64 13.0 package:
899421096b7b63e6cb269f8b01dfd875 ntp-4.2.8p7-x86_64-1_slack13.0.txz

Slackware 13.1 package:
dfd34cbd31be3572a2bcae7f59cdfd91 ntp-4.2.8p7-i486-1_slack13.1.txz

Slackware x86_64 13.1 package:
63c4b31736040e7950361cd0d7081c8b ntp-4.2.8p7-x86_64-1_slack13.1.txz

Slackware 13.37 package:
e760ae0c6cc3fa933e4d65d6995b0c84 ntp-4.2.8p7-i486-1_slack13.37.txz

Slackware x86_64 13.37 package:
aa448523b27bb4fcccc2f46cf4d72bc5 ntp-4.2.8p7-x86_64-1_slack13.37.txz

Slackware 14.0 package:
3bc7e54a4164a4f91be996b5cf2e643e ntp-4.2.8p7-i486-1_slack14.0.txz

Slackware x86_64 14.0 package:
0f6ea4dae476709f26f5d0e33378576c ntp-4.2.8p7-x86_64-1_slack14.0.txz

Slackware 14.1 package:
dbe827ee7ece6ce5ca083cdd5960162c ntp-4.2.8p7-i486-1_slack14.1.txz

Slackware x86_64 14.1 package:
89f3edf183a6a9847d69b8349f98c901 ntp-4.2.8p7-x86_64-1_slack14.1.txz

Slackware -current package:
4018b86edd15e40e8c5e9f50d907dcff n/ntp-4.2.8p7-i586-1.txz

Slackware x86_64 -current package:
7dd6b64ba8c9fdaebb7becc1f5c3963d n/ntp-4.2.8p7-x86_64-1.txz


Installation instructions:
+------------------------+

Upgrade the package as root:
# upgradepkg ntp-4.2.8p7-i486-1_slack14.1.txz

Then, restart the NTP daemon:

# sh /etc/rc.d/rc.ntpd restart


+-----+

Slackware Linux Security Team
http://slackware.com/gpg-key
security@slackware.com

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