USN-3259-1: Bind vulnerabilities

Packages

bind9 - Internet Domain Name Server

Details

It was discovered that the resolver in Bind made incorrect
assumptions about ordering when processing responses containing
a CNAME or DNAME. An attacker could use this cause a denial of
service. (CVE-2017-3137)

Oleg Gorokhov discovered that in some situations, Bind did not properly
handle DNS64 queries. An attacker could use this to cause a denial
of service. (CVE-2017-3136)

Mike Lalumiere discovered that in some situations, Bind did
not properly handle invalid operations requested via its control
channel. An attacker with access to the control channel could cause
a denial of service. (CVE-2017-3138)

It was discovered that the resolver in Bind made incorrect
assumptions about ordering when processing responses containing
a CNAME or DNAME. An attacker could use this cause a denial of
service. (CVE-2017-3137)

Oleg Gorokhov discovered that in some situations, Bind did not properly
handle DNS64 queries. An attacker could use this to cause a denial
of service. (CVE-2017-3136)

Mike Lalumiere discovered that in some situations, Bind did
not properly handle invalid operations requested via its control
channel. An attacker with access to the control channel could cause
a denial of service. (CVE-2017-3138)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

Ubuntu Release	Package Version
17.04 zesty	bind9 – 1:9.10.3.dfsg.P4-10.1ubuntu5
16.10 yakkety	bind9 – 1:9.10.3.dfsg.P4-10.1ubuntu1.6
16.04 xenial	bind9 – 1:9.10.3.dfsg.P4-8ubuntu1.6
14.04 trusty	bind9 – 1:9.9.5.dfsg-3ubuntu0.14
12.04 precise	bind9 – 1:9.8.1.dfsg.P1-4ubuntu0.22

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References