USN-3228-1: libevent vulnerabilities

Ubuntu Security Notice USN-3228-1

13th March, 2017

libevent vulnerabilities

A security issue affects these releases of Ubuntu and its
derivatives:

  • Ubuntu 16.10
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS

Summary

Several security issues were fixed in libevent.

Software description

  • libevent
    – Asynchronous event notification library

Details

Guido Vranken discovered that libevent incorrectly handled memory when
processing certain data. A remote attacker could possibly use this issue
with an application that uses libevent to cause a denial of service, or
possibly execute arbitrary code.

Update instructions

The problem can be corrected by updating your system to the following
package version:

Ubuntu 16.10:
libevent-2.0-5

2.0.21-stable-2ubuntu0.16.10.1
Ubuntu 16.04 LTS:
libevent-2.0-5

2.0.21-stable-2ubuntu0.16.04.1
Ubuntu 14.04 LTS:
libevent-2.0-5

2.0.21-stable-1ubuntu1.14.04.2
Ubuntu 12.04 LTS:
libevent-2.0-5

2.0.16-stable-1ubuntu0.2

To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.

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

References

CVE-2016-10195,

CVE-2016-10196,

CVE-2016-10197


Source From: ubuntu.com.
Original article title: USN-3228-1: libevent vulnerabilities.
This full article can be read at: USN-3228-1: libevent vulnerabilities.

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