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Ubuntu Security Notice USN-3574-1
February 19, 2018
bind9 vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 12.04 ESM
Summary:
Bind could be made to crash if it received specially crafted network
traffic.
Software Description:
– bind9: Internet Domain Name Server
Details:
It was discovered that Bind incorrectly handled DNSSEC validation. An
attacker could possibly use this to cause a denial of service.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 12.04 ESM:
bind9 1:9.8.1.dfsg.P1-4ubuntu0.25
In general, a standard system update will make all the necessary
changes.
References:
https://www.ubuntu.com/usn/usn-3574-1
CVE-2018-5735
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