CVE-2015-5219

NameCVE-2015-5219
DescriptionThe 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-335-1, DSA-3388-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ntp (PTS)jessie, jessie (lts)1:4.2.6.p5+dfsg-7+deb8u3fixed
stretch1:4.2.8p10+dfsg-3+deb9u2fixed
buster, buster (lts)1:4.2.8p12+dfsg-4+deb10u1fixed
bullseye1:4.2.8p15+dfsg-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ntpsourcesqueeze1:4.2.6.p2+dfsg-1+deb6u4DLA-335-1
ntpsourcewheezy1:4.2.6.p5+dfsg-2+deb7u6DSA-3388-1
ntpsourcejessie1:4.2.6.p5+dfsg-7+deb8u1DSA-3388-1
ntpsource(unstable)1:4.2.8p3+dfsg-1low

Notes

[jessie] - ntp <no-dsa> (Minor issue)
[wheezy] - ntp <no-dsa> (Minor issue)
[squeeze] - ntp <no-dsa> (Minor issue)
https://github.com/ntp-project/ntp/commit/5f295cd05c3c136d39f5b3e500a2d781bdbb59c8

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