Slackware Security Advisory - New ntp packages are available for Slackware 14.0, 14.1, 14.2, and -current to fix security issues.
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[slackware-security] ntp (SSA:2018-060-02)
New ntp packages are available for Slackware 14.0, 14.1, 14.2, and -current to
fix security issues.
Here are the details from the Slackware 14.2 ChangeLog:
+--------------------------+
patches/packages/ntp-4.2.8p11-i586-1_slack14.2.txz: Upgraded.
This release addresses five security issues in ntpd:
* LOW/MEDIUM: Sec 3012 / CVE-2016-1549 / VU#961909: Sybil vulnerability:
ephemeral association attack. While fixed in ntp-4.2.8p7, there are
significant additional protections for this issue in 4.2.8p11.
Reported by Matt Van Gundy of Cisco.
* INFO/MEDIUM: Sec 3412 / CVE-2018-7182 / VU#961909: ctl_getitem(): buffer
read overrun leads to undefined behavior and information leak.
Reported by Yihan Lian of Qihoo 360.
* LOW: Sec 3415 / CVE-2018-7170 / VU#961909: Multiple authenticated
ephemeral associations. Reported on the questions@ list.
* LOW: Sec 3453 / CVE-2018-7184 / VU#961909: Interleaved symmetric mode
cannot recover from bad state. Reported by Miroslav Lichvar of Red Hat.
* LOW/MEDIUM: Sec 3454 / CVE-2018-7185 / VU#961909: Unauthenticated packet
can reset authenticated interleaved association.
Reported by Miroslav Lichvar of Red Hat.
For more information, see:
https://support.ntp.org/bin/view/Main/SecurityNotice#February_2018_ntp_4_2_8p11_NTP_S
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1549
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7182
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7170
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7184
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7185
(* Security fix *)
+--------------------------+
Where to find the new packages:
+-----------------------------+
Thanks to the friendly folks at the OSU Open Source Lab
(https://osuosl.org) for donating FTP and rsync hosting
to the Slackware project! :-)
Also see the "Get Slack" section on https://slackware.com for
additional mirror sites near you.
Updated package for Slackware 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware-14.0/patches/packages/ntp-4.2.8p11-i486-1_slack14.0.txz
Updated package for Slackware x86_64 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.0/patches/packages/ntp-4.2.8p11-x86_64-1_slack14.0.txz
Updated package for Slackware 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware-14.1/patches/packages/ntp-4.2.8p11-i486-1_slack14.1.txz
Updated package for Slackware x86_64 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.1/patches/packages/ntp-4.2.8p11-x86_64-1_slack14.1.txz
Updated package for Slackware 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware-14.2/patches/packages/ntp-4.2.8p11-i586-1_slack14.2.txz
Updated package for Slackware x86_64 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.2/patches/packages/ntp-4.2.8p11-x86_64-1_slack14.2.txz
Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/n/ntp-4.2.8p11-i586-1.txz
Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/n/ntp-4.2.8p11-x86_64-1.txz
MD5 signatures:
+-------------+
Slackware 14.0 package:
01c86ddfabec68d52877336258d064c7 ntp-4.2.8p11-i486-1_slack14.0.txz
Slackware x86_64 14.0 package:
b2d36d96f9a4d84df3586d38b8b47389 ntp-4.2.8p11-x86_64-1_slack14.0.txz
Slackware 14.1 package:
78b4e9221e725dcb45160950bfc926d0 ntp-4.2.8p11-i486-1_slack14.1.txz
Slackware x86_64 14.1 package:
e0d32ed484e02ad28c59838e6407d549 ntp-4.2.8p11-x86_64-1_slack14.1.txz
Slackware 14.2 package:
81690d8e511b403f0fe89c1d120f5049 ntp-4.2.8p11-i586-1_slack14.2.txz
Slackware x86_64 14.2 package:
d2c877e3d1b9c7ce003ef090c7610c74 ntp-4.2.8p11-x86_64-1_slack14.2.txz
Slackware -current package:
c3ee95d3944b09c2e891883dc5411a6f n/ntp-4.2.8p11-i586-1.txz
Slackware x86_64 -current package:
fa9c7a8aca0c769791e34a8e48e6d260 n/ntp-4.2.8p11-x86_64-1.txz
Installation instructions:
+------------------------+
Upgrade the package as root:
# upgradepkg ntp-4.2.8p11-i586-1_slack14.2.txz
Then, restart the NTP daemon:
# sh /etc/rc.d/rc.ntpd restart
+-----+
Slackware Linux Security Team
https://slackware.com/gpg-key
security@slackware.com
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