CVE-2016-6170

NameCVE-2016-6170
DescriptionISC BIND through 9.9.9-P1, 9.10.x through 9.10.4-P1, and 9.11.x through 9.11.0b1 allows primary DNS servers to cause a denial of service (secondary DNS server crash) via a large AXFR response, and possibly allows IXFR servers to cause a denial of service (IXFR client crash) via a large IXFR response and allows remote authenticated users to cause a denial of service (primary DNS server crash) via a large UPDATE message.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)
Debian Bugs830810

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
bind9 (PTS)wheezy1:9.8.4.dfsg.P1-6+nmu2+deb7u10vulnerable
wheezy (security)1:9.8.4.dfsg.P1-6+nmu2+deb7u18vulnerable
jessie1:9.9.5.dfsg-9+deb8u14vulnerable
jessie (security)1:9.9.5.dfsg-9+deb8u13vulnerable
stretch1:9.10.3.dfsg.P4-12.3+deb9u3vulnerable
stretch (security)1:9.10.3.dfsg.P4-12.3+deb9u2vulnerable
buster1:9.11.2+dfsg-4fixed
sid1:9.11.2+dfsg-5fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
bind9source(unstable)1:9.10.6+dfsg-1unimportant830810

Notes

Not fixed upstream, proposed patches below are unofficial:
Fixed by https://github.com/sischkg/xfer-limit/blob/master/bind-9.10.3-xfer-limit-0.0.1.patch
Fixed by https://github.com/sischkg/xfer-limit/blob/master/bind-9.9.9-P1-xfer-limit-0.0.1.patch
Negligable security impact

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