CVE-2017-14494

NameCVE-2017-14494
Descriptiondnsmasq before 2.78, when configured as a relay, allows remote attackers to obtain sensitive memory information via vectors involving handling DHCPv6 forwarded requests.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-1124-1, DSA-3989-1
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
dnsmasq (PTS)wheezy2.62-3+deb7u3vulnerable
wheezy (security)2.62-3+deb7u4fixed
jessie2.72-3+deb8u1vulnerable
jessie (security)2.72-3+deb8u2fixed
stretch2.76-5vulnerable
stretch (security)2.76-5+deb9u1fixed
buster, sid2.78-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
dnsmasqsource(unstable)2.78-1medium
dnsmasqsourcejessie2.72-3+deb8u2mediumDSA-3989-1
dnsmasqsourcestretch2.76-5+deb9u1mediumDSA-3989-1
dnsmasqsourcewheezy2.62-3+deb7u4mediumDLA-1124-1

Notes

https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html
http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=33e3f1029c9ec6c63e430ff51063a6301d4b2262

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