CVE-2015-5219

The ULOGTOD function in ntp.d in SNTP before 4.2.7p366 does not properly perform type conversions from a precision value to a double, which allows remote attackers to cause a denial of service (infinite loop) via a crafted NTP packet.

• CWE-704

• http://aix.software.ibm.com/aix/efixes/security/ntp_advisory4.ascThird Party Advisory
• http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=51786731Gr4-NOrTBC_a_uXO4wuGhgIssue Tracking, Patch, Third Party Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.htmlMailing List, Third Party Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.htmlMailing List, Third Party Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2015-September/166992.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.htmlBroken Link
• http://lists.opensuse.org/opensuse-updates/2016-12/msg00153.htmlBroken Link
• http://rhn.redhat.com/errata/RHSA-2016-0780.htmlThird Party Advisory
• http://rhn.redhat.com/errata/RHSA-2016-2583.htmlThird Party Advisory
• http://www.debian.org/security/2015/dsa-3388Third Party Advisory
• http://www.openwall.com/lists/oss-security/2015/08/25/3Mailing List, Patch, Third Party Advisory
• http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.htmlThird Party Advisory
• http://www.securityfocus.com/bid/76473Third Party Advisory, VDB Entry
• http://www.ubuntu.com/usn/USN-2783-1Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=1255118Issue Tracking
• https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdfThird Party Advisory
• https://github.com/ntp-project/ntp/commit/5f295cd05c3c136d39f5b3e500a2d781bdbb59c8Issue Tracking, Patch, Third Party Advisory
• https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11Third Party Advisory, US Government Resource
• https://www-01.ibm.com/support/docview.wss?uid=isg3T1024157Third Party Advisory
• https://www-01.ibm.com/support/docview.wss?uid=swg21985122Third Party Advisory
• https://www-01.ibm.com/support/docview.wss?uid=swg21986956Third Party Advisory
• https://www-01.ibm.com/support/docview.wss?uid=swg21988706Third Party Advisory
• https://www-01.ibm.com/support/docview.wss?uid=swg21989542Third Party Advisory
• https://www.ibm.com/support/home/docdisplay?lndocid=migr-5099409Third Party Advisory
• http://aix.software.ibm.com/aix/efixes/security/ntp_advisory4.ascThird Party Advisory
• http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=51786731Gr4-NOrTBC_a_uXO4wuGhgIssue Tracking, Patch, Third Party Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.htmlMailing List, Third Party Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.htmlMailing List, Third Party Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2015-September/166992.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.htmlBroken Link
• http://lists.opensuse.org/opensuse-updates/2016-12/msg00153.htmlBroken Link
• http://rhn.redhat.com/errata/RHSA-2016-0780.htmlThird Party Advisory
• http://rhn.redhat.com/errata/RHSA-2016-2583.htmlThird Party Advisory
• http://www.debian.org/security/2015/dsa-3388Third Party Advisory
• http://www.openwall.com/lists/oss-security/2015/08/25/3Mailing List, Patch, Third Party Advisory
• http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.htmlThird Party Advisory
• http://www.securityfocus.com/bid/76473Third Party Advisory, VDB Entry
• http://www.ubuntu.com/usn/USN-2783-1Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=1255118Issue Tracking
• https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdfThird Party Advisory
• https://github.com/ntp-project/ntp/commit/5f295cd05c3c136d39f5b3e500a2d781bdbb59c8Issue Tracking, Patch, Third Party Advisory
• https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11Third Party Advisory, US Government Resource
• https://www-01.ibm.com/support/docview.wss?uid=isg3T1024157Third Party Advisory
• https://www-01.ibm.com/support/docview.wss?uid=swg21985122Third Party Advisory
• https://www-01.ibm.com/support/docview.wss?uid=swg21986956Third Party Advisory
• https://www-01.ibm.com/support/docview.wss?uid=swg21988706Third Party Advisory
• https://www-01.ibm.com/support/docview.wss?uid=swg21989542Third Party Advisory
• https://www.ibm.com/support/home/docdisplay?lndocid=migr-5099409Third Party Advisory

Published

Jul 21, 2017

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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