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Ubuntu Security Notice USN-3535-2

Ubuntu Security Notice USN-3535-2
Posted Jan 18, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3535-2 - USN-3535-1 fixed a vulnerability in Bind. This update provides the corresponding update for Ubuntu 12.04 ESM. Jayachandran Palanisamy discovered that the Bind resolver incorrectly handled fetch cleanup sequencing. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service. Various other issues were also addressed.

tags | advisory, remote, denial of service
systems | linux, ubuntu
advisories | CVE-2017-3145
MD5 | 16be36796713bd0ce125903a09864c07

Ubuntu Security Notice USN-3535-2

Change Mirror Download

===========================================================================
Ubuntu Security Notice USN-3535-2
January 17, 2018

bind9 vulnerability
===========================================================================

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:

USN-3535-1 fixed a vulnerability in Bind. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

Jayachandran Palanisamy discovered that the Bind resolver incorrectly
handled fetch cleanup sequencing. A remote attacker could possibly use
this issue to cause Bind to crash, resulting in 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=C2=A01:9.8.1.dfsg.P1-4ubuntu0.24

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

References:
https://www.ubuntu.com/usn/usn-3535-2
https://www.ubuntu.com/usn/usn-3535-1
CVE-2017-3145

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