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Ubuntu 12.04 ESM: USN-3311-2 Critical Libnl Denial of Service

ubuntu
Calendar Grey June 19, 2017
Dist Ubuntu Esm H88
=========================================================================Ubuntu Security Notice USN-
libnl could be made to run programs as an administrator.

Summary

libnl could be made to run programs as an administrator.

Software Description:

- libnl3: library for dealing with netlink sockets

Details:

USN-3311-1 fixed a vulnerability in libnl. This update provides the

corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that libnl incorrectly handled memory when performing

certain operations. A local attacker could possibly use this issue to cause

libnl to crash, resulting in a denial of service, or execute arbitrary

code.

Topics%20covered

Topics Covered

security advisory denial of service critical Ubuntu libnl

Update Instructions

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

Ubuntu 12.04 ESM:
  libnl-3-200                     3.2.3-2ubuntu2.1

After a standard system update you need to reboot your computer to make
all the necessary changes.

References

https://ubuntu.com/security/notices/USN-3311-2

https://ubuntu.com/security/notices/USN-3311-1

CVE-2017-0553

Severity
critical
Lowest
Low
Medium
High
Critical

June 19, 2017

Topics%20covered

Topics Covered

security advisory denial of service critical Ubuntu libnl

Package Information

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