SUSE Security Update: Security update for ntp ______________________________________________________________________________ Announcement ID: SUSE-SU-2016:1278-1 Rating: important References: #957226 #977446 #977450 #977451 #977452 #977455 #977457 #977458 #977459 #977461 #977464 Cross-References: CVE-2015-7704 CVE-2015-7705 CVE-2015-7974 CVE-2016-1547 CVE-2016-1548 CVE-2016-1549 CVE-2016-1550 CVE-2016-1551 CVE-2016-2516 CVE-2016-2517 CVE-2016-2518 CVE-2016-2519 Affected Products: SUSE Linux Enterprise Server 11-SP4 SUSE Linux Enterprise Debuginfo 11-SP4 ______________________________________________________________________________ An update that fixes 12 vulnerabilities is now available. Description: This update for ntp to 4.2.8p7 fixes the following issues: * CVE-2016-1547, bsc#977459: Validate crypto-NAKs, AKA: CRYPTO-NAK DoS. * CVE-2016-1548, bsc#977461: Interleave-pivot * CVE-2016-1549, bsc#977451: Sybil vulnerability: ephemeral association attack. * CVE-2016-1550, bsc#977464: Improve NTP security against buffer comparison timing attacks. * CVE-2016-1551, bsc#977450: Refclock impersonation vulnerability * CVE-2016-2516, bsc#977452: Duplicate IPs on unconfig directives will cause an assertion botch in ntpd. * CVE-2016-2517, bsc#977455: remote configuration trustedkey/ requestkey/controlkey values are not properly validated. * CVE-2016-2518, bsc#977457: Crafted addpeer with hmode > 7 causes array wraparound with MATCH_ASSOC. * CVE-2016-2519, bsc#977458: ctl_getitem() return value not always checked. * This update also improves the fixes for: CVE-2015-7704, CVE-2015-7705, CVE-2015-7974 Bugs fixed: - Restrict the parser in the startup script to the first occurrance of "keys" and "controlkey" in ntp.conf (bsc#957226). Patch Instructions: To install this SUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Server 11-SP4: zypper in -t patch slessp4-ntp-12553=1 - SUSE Linux Enterprise Debuginfo 11-SP4: zypper in -t patch dbgsp4-ntp-12553=1 To bring your system up-to-date, use "zypper patch". Package List: - SUSE Linux Enterprise Server 11-SP4 (i586 ia64 ppc64 s390x x86_64): ntp-4.2.8p7-11.1 ntp-doc-4.2.8p7-11.1 - SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ia64 ppc64 s390x x86_64): ntp-debuginfo-4.2.8p7-11.1 ntp-debugsource-4.2.8p7-11.1 References: https://www.suse.com/security/cve/CVE-2015-7704.html https://www.suse.com/security/cve/CVE-2015-7705.html https://www.suse.com/security/cve/CVE-2015-7974.html https://www.suse.com/security/cve/CVE-2016-1547.html https://www.suse.com/security/cve/CVE-2016-1548.html https://www.suse.com/security/cve/CVE-2016-1549.html https://www.suse.com/security/cve/CVE-2016-1550.html https://www.suse.com/security/cve/CVE-2016-1551.html https://www.suse.com/security/cve/CVE-2016-2516.html https://www.suse.com/security/cve/CVE-2016-2517.html https://www.suse.com/security/cve/CVE-2016-2518.html https://www.suse.com/security/cve/CVE-2016-2519.html https://bugzilla.suse.com/957226 https://bugzilla.suse.com/977446 https://bugzilla.suse.com/977450 https://bugzilla.suse.com/977451 https://bugzilla.suse.com/977452 https://bugzilla.suse.com/977455 https://bugzilla.suse.com/977457 https://bugzilla.suse.com/977458 https://bugzilla.suse.com/977459 https://bugzilla.suse.com/977461 https://bugzilla.suse.com/977464 -- To unsubscribe, e-mail: opensuse-security-announce+unsubscribe@opensuse.org For additional commands, e-mail: opensuse-security-announce+help@opensuse.org