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Slackware: 2018-060-02 Critical: Ntp Buffer Overrun And Association Issues

New ntp packages are available for Slackware 14.0, 14.1, 14.2, and -current to fix security issues. . -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 [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: http://www.ntp.org/support/securitynotice/ https://www.cve.org/CVERecord?id=CVE-2016-1549 https://www.cve.org/CVERecord?id=CVE-2018-7182 https://www.cve.org/CVERecord?id=CVE-2018-7170 https://www.cve.org/CVERecord?id=CVE-2018-7184 https://www.cve.org/CVERecord?id=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 onhttp://www.slackware.com/ for additional mirror sites near you. Updated package for Slackware 14.0: Updated package for Slackware x86_64 14.0: Updated package for Slackware 14.1: Updated package for Slackware x86_64 14.1: Updated package for Slackware 14.2: Updated package for Slackware x86_64 14.2: Updated package for Slackware -current: Updated package for Slackware x86_64 -current: 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 +-----+ . Updated ntp packages for Slackware 14.x have been released to fix multiple security vulnerabilities, such as buffer overflow and proper state restoration.. NTP Packages, Slackware Updates, Security Enhancements. . Severity: Critical. LinuxSecurity.com Team

Mar 01, 2018 •Critical Slackware