SUSE-SU-2018:0808-1: moderate: Security update for ntp

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Mon Mar 26 07:11:25 MDT 2018


   SUSE Security Update: Security update for ntp
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:0808-1
Rating:             moderate
References:         #1077445 #1082210 #1083417 #1083420 #1083422 
                    #1083424 #1083426 
Cross-References:   CVE-2016-1549 CVE-2018-7170 CVE-2018-7182
                    CVE-2018-7183 CVE-2018-7184 CVE-2018-7185
                   
Affected Products:
                    SUSE Linux Enterprise Server 11-SP4
                    SUSE Linux Enterprise Debuginfo 11-SP4
______________________________________________________________________________

   An update that solves 6 vulnerabilities and has one errata
   is now available.

Description:

   This update for ntp fixes the following issues:

   Security issues fixed:

   - CVE-2016-1549: Significant additional protections against CVE-2016-1549
     that was fixed in ntp-4.2.8p7 (bsc#1082210).
   - CVE-2018-7170: Ephemeral association time spoofing additional protection
     (bsc#1083424).
   - CVE-2018-7182: Buffer read overrun leads information leak in
     ctl_getitem() (bsc#1083426).
   - CVE-2018-7183: decodearr() can write beyond its buffer limit
     (bsc#1083417).
   - CVE-2018-7184: Interleaved symmetric mode cannot recover from bad state
     (bsc#1083422).
   - CVE-2018-7185: Unauthenticated packet can reset authenticated
     interleaved association (bsc#1083420).

   Bug fixes:

   - bsc#1077445: Don't use libevent's cached time stamps in sntp.
   - Disable CMAC in ntp when building against a version of OpenSSL that
     doesn't support it.


Patch Instructions:

   To install this SUSE Security Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Server 11-SP4:

      zypper in -t patch slessp4-ntp-13534=1

   - SUSE Linux Enterprise Debuginfo 11-SP4:

      zypper in -t patch dbgsp4-ntp-13534=1



Package List:

   - SUSE Linux Enterprise Server 11-SP4 (i586 ia64 ppc64 s390x x86_64):

      ntp-4.2.8p11-64.4.1
      ntp-doc-4.2.8p11-64.4.1

   - SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ia64 ppc64 s390x x86_64):

      ntp-debuginfo-4.2.8p11-64.4.1
      ntp-debugsource-4.2.8p11-64.4.1


References:

   https://www.suse.com/security/cve/CVE-2016-1549.html
   https://www.suse.com/security/cve/CVE-2018-7170.html
   https://www.suse.com/security/cve/CVE-2018-7182.html
   https://www.suse.com/security/cve/CVE-2018-7183.html
   https://www.suse.com/security/cve/CVE-2018-7184.html
   https://www.suse.com/security/cve/CVE-2018-7185.html
   https://bugzilla.suse.com/1077445
   https://bugzilla.suse.com/1082210
   https://bugzilla.suse.com/1083417
   https://bugzilla.suse.com/1083420
   https://bugzilla.suse.com/1083422
   https://bugzilla.suse.com/1083424
   https://bugzilla.suse.com/1083426



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