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    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.

    Published:Aug 25, 2015
    Last Modified:Apr 20, 2025
    EPS:Jul 21, 2017
    EPSS Score:0.0364
    CVSS Score:7.5

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Novell
    Product
    Leap
    Vendor
    Ntp
    Product
    Ntp
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Oracle
    Product
    Linux
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Linux Desktop
    Vendor
    Redhat
    Product
    Enterprise Linux Hpc Node
    Vendor
    Redhat
    Product
    Enterprise Linux Server
    Vendor
    Redhat
    Product
    Enterprise Linux Workstation
    Vendor
    Siemens
    Product
    Tim 4r-id Dnp3
    Vendor
    Siemens
    Product
    Tim 4r-id Dnp3 Firmware
    Vendor
    Siemens
    Product
    Tim 4r-ie
    Vendor
    Siemens
    Product
    Tim 4r-ie Firmware
    Vendor
    Suse
    Product
    Linux Enterprise Debuginfo
    Vendor
    Suse
    Product
    Linux Enterprise Server
    Vendor
    Suse
    Product
    Manager
    Vendor
    Suse
    Product
    Manager Proxy
    Vendor
    Suse
    Product
    Openstack Cloud

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    CVE-2026-47337 (CVSS 3.3) — Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling …
    CVE-2026-47336 (CVSS 3.3) — Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an uninitialized variable in AppArmor AF_INET/A…
    CVE-2026-47335 (CVSS 5.5) — Ubuntu Linux 6.8 contains SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor n…
    CVE-2026-47334 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock…
    CVE-2026-47333 (CVSS 7.8) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which can potentially incorrectly compute the si…
    CVE-2026-47332 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly validate the size of an intern…
    CVE-2026-47331 (CVSS 7.8) — Ubuntu Linux 6.8 contains AppArmor SAUCE patches which fail to acquire a lock when modifying a linked list. An…
    CVE-2026-47330 (CVSS 3.3) — Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches which can, under certain circumstances, use an u…

    References

    http://aix.software.ibm.com/aix/efixes/security/ntp_advisory4.asc
    http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=51786731Gr4-NOrTBC_a_uXO4wuGhg
    http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.html
    http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.html
    http://lists.fedoraproject.org/pipermail/package-announce/2015-September/166992.html
    http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html
    http://lists.opensuse.org/opensuse-updates/2016-12/msg00153.html
    http://rhn.redhat.com/errata/RHSA-2016-0780.html
    http://rhn.redhat.com/errata/RHSA-2016-2583.html
    http://www.debian.org/security/2015/dsa-3388
    http://www.openwall.com/lists/oss-security/2015/08/25/3
    http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
    http://www.securityfocus.com/bid/76473
    http://www.ubuntu.com/usn/USN-2783-1
    https://bugzilla.redhat.com/show_bug.cgi?id=1255118
    https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf
    https://github.com/ntp-project/ntp/commit/5f295cd05c3c136d39f5b3e500a2d781bdbb59c8
    https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11
    https://www-01.ibm.com/support/docview.wss?uid=isg3T1024157
    https://www-01.ibm.com/support/docview.wss?uid=swg21985122
    https://www-01.ibm.com/support/docview.wss?uid=swg21986956
    https://www-01.ibm.com/support/docview.wss?uid=swg21988706
    https://www-01.ibm.com/support/docview.wss?uid=swg21989542
    https://www.ibm.com/support/home/docdisplay?lndocid=migr-5099409
    http://aix.software.ibm.com/aix/efixes/security/ntp_advisory4.asc
    http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=51786731Gr4-NOrTBC_a_uXO4wuGhg
    http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.html
    http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.html
    http://lists.fedoraproject.org/pipermail/package-announce/2015-September/166992.html
    http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html
    http://lists.opensuse.org/opensuse-updates/2016-12/msg00153.html
    http://rhn.redhat.com/errata/RHSA-2016-0780.html
    http://rhn.redhat.com/errata/RHSA-2016-2583.html
    http://www.debian.org/security/2015/dsa-3388
    http://www.openwall.com/lists/oss-security/2015/08/25/3
    http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
    http://www.securityfocus.com/bid/76473
    http://www.ubuntu.com/usn/USN-2783-1
    https://bugzilla.redhat.com/show_bug.cgi?id=1255118
    https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf
    https://github.com/ntp-project/ntp/commit/5f295cd05c3c136d39f5b3e500a2d781bdbb59c8
    https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11
    https://www-01.ibm.com/support/docview.wss?uid=isg3T1024157
    https://www-01.ibm.com/support/docview.wss?uid=swg21985122
    https://www-01.ibm.com/support/docview.wss?uid=swg21986956
    https://www-01.ibm.com/support/docview.wss?uid=swg21988706
    https://www-01.ibm.com/support/docview.wss?uid=swg21989542
    https://www.ibm.com/support/home/docdisplay?lndocid=migr-5099409

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High