CVE-2017-15107

NameCVE-2017-15107
DescriptionA vulnerability was found in the implementation of DNSSEC in Dnsmasq up to and including 2.78. Wildcard synthesized NSEC records could be improperly interpreted to prove the non-existence of hostnames that actually exist.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs888200

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
dnsmasq (PTS)buster, buster (security)2.80-1+deb10u1fixed
bullseye2.85-1fixed
bookworm2.89-1fixed
trixie2.90-2fixed
sid2.90-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
dnsmasqsource(unstable)2.79-1888200

Notes

[stretch] - dnsmasq <no-dsa> (Minor issue)
[jessie] - dnsmasq <no-dsa> (Minor issue)
[wheezy] - dnsmasq <no-dsa> (Minor issue)
http://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2018q1/011896.html
https://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commitdiff;h=4fe6744a220eddd3f1749b40cac3dfc510787de6
https://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commitdiff;h=cd7df612b14ec1bf831a966ccaf076be0dae7404
https://medium.com/nlnetlabs/the-peculiar-case-of-nsec-processing-using-expanded-wildcard-records-ae8285f236be

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