Alerts This Week
Warning Icon 1 916
Alerts This Week
Warning Icon 1 916

Ubuntu 20.04 & 20.10 USN-4563-2 Moderate NTP Denial Of Service

ubuntu
Calendar Grey April 20, 2021
Dist Ubuntu Esm H88
NTP exhibits susceptibility to failures in certain iterations of Ubuntu. Consult the security bulletin for comprehensive information and necessary patches.
NTP could be made to crash.

Summary

Topics%20covered

Topics Covered

security advisory denial of service update moderate severity ubuntu ntp ntp update network time protocol

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 20.10:   ntp                             1:4.2.8p12+dfsg-3ubuntu4.20.10.1   ntpdate                         1:4.2.8p12+dfsg-3ubuntu4.20.10.1   sntp                            1:4.2.8p12+dfsg-3ubuntu4.20.10.1 Ubuntu 20.04 LTS:   ntp                             1:4.2.8p12+dfsg-3ubuntu4.20.04.1   ntpdate                         1:4.2.8p12+dfsg-3ubuntu4.20.04.1   sntp                            1:4.2.8p12+dfsg-3ubuntu4.20.04.1 In general, a standard system update will make all the necessary changes.

References

  https://ubuntu.com/security/notices/USN-4563-2

  https://ubuntu.com/security/notices/USN-4563-1

  CVE-2019-8936

Topics%20covered

Topics Covered

security advisory denial of service update moderate severity ubuntu ntp ntp update network time protocol

Package Information

  https://launchpad.net/ubuntu/+source/ntp/1:4.2.8p12+dfsg-3ubuntu4.20.10.1   https://launchpad.net/ubuntu/+source/ntp/1:4.2.8p12+dfsg-3ubuntu4.20.04.1

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here