[USN-4000-1] Corosync vulnerability
Leonidas S. Barbosa
leo.barbosa at canonical.com
Thu May 30 17:25:41 UTC 2019
Ubuntu Security Notice USN-4000-1
May 30, 2019
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Corosync could be made to crash or execute arbitrary code if it
received a specially crafted request.
- corosync: cluster engine daemon and utilities
It was discovered that Corosync incorrectly handled certain requests.
An attacker could possibly use this issue to cause a denial of service
or execute arbitrary code.
The problem can be corrected by updating your system to the following
Ubuntu 18.04 LTS:
Ubuntu 16.04 LTS:
After a standard system update you need to restart Corosync to make
all the necessary changes.
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