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Ubuntu 16.04 LTS USN-3011-1 Critical: HAProxy Denial Of Service

ubuntu
Calendar Grey June 20, 2016
Scroller Ubuntu
An identified flaw in HAProxy leads to service interruptions when it encounters specially crafted packets. To rectify this issue, ensure your Ubuntu system is updated.
HAProxy could be made to crash if it received specially crafted network traffic.

Summary

HAProxy could be made to crash if it received specially crafted network

traffic.

Software Description:

- haproxy: fast and reliable load balancing reverse proxy

Details:

Falco Schmutz discovered that HAProxy incorrectly handled the reqdeny

filter. A remote attacker could use this issue to cause HAProxy to crash,

resulting in a denial of service.

Topics%20covered

Topics Covered

security advisory denial of service network traffic ubuntu haproxy

Update Instructions

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

Ubuntu 16.04 LTS:
  haproxy                         1.6.3-1ubuntu0.1

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

References

https://ubuntu.com/security/notices/USN-3011-1

CVE-2016-5360

Severity
critical
Lowest
Low
Medium
High
Critical

June 20, 2016

Topics%20covered

Topics Covered

security advisory denial of service network traffic ubuntu haproxy

Package Information

https://launchpad.net/ubuntu/+source/haproxy/1.6.3-1ubuntu0.1

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