Applicable to:
- Plesk Onyx for Linux
Situation
Following vulnerabilities have been discovered in Linux kernels:
Due to these vulnerabilities, a remote attacker could use these vulnerabilities to cause a denial of service.
Affected OSes
- Ubuntu 16.04
- Ubuntu 18.04
- Debian 8
- Debian 9
- CentOS 6
- CentOS 7
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Cloud Linux 6
- Cloud Linux 7
Call to Action
Plesk does not manage kernels. Fixes/patches should be provided by OS vendor:
According to Ubuntu security team patch for CVE-2019-11477 and CVE-2019-11478 has been released.
Install latest system updates and reboot the system:
- Connect to the server via SSH;
- Run the commands below:
# apt-get update && apt-get upgrade
# reboot
CVE-2019-11479 is not fixed. Check Ubuntu bug tracker to be notified about patch.
Install latest system updates and reboot the system:
- Connect to the server via SSH;
- Run the commands below:
# apt-get update && apt-get upgrade
# reboot
There is no official patch for these vulnerabilities on other operating systems.
Check the following OS vendor bug trackers to be notified when package update is available:
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