CVE-2019-9704

NameCVE-2019-9704
DescriptionVixie Cron before the 3.0pl1-133 Debian package allows local users to cause a denial of service (daemon crash) via a large crontab file because the calloc return value is not checked.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-1723-1
NVD severitylow (attack range: local)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
cron (PTS)jessie3.0pl1-127+deb8u1vulnerable
jessie (security)3.0pl1-127+deb8u2fixed
stretch3.0pl1-128+deb9u1vulnerable
bullseye, sid, buster3.0pl1-134fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
cronsource(unstable)3.0pl1-133low
cronsourcejessie3.0pl1-127+deb8u2lowDLA-1723-1

Notes

[stretch] - cron <no-dsa> (Minor issue, will be fixed via point update)
Fixed by: https://salsa.debian.org/debian/cron/commit/f2525567

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