========================================================================== Ubuntu Security Notice USN-4304-1 March 17, 2020 ceph vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 19.10 - Ubuntu 18.04 LTS Summary: Ceph could be made to stop responding if it received specially crafted network traffic. Software Description: - ceph: distributed storage and file system Details: Or Friedman discovered that Ceph incorrectly handled disconnects. A remote authenticated attacker could possibly use this issue to cause Ceph to consume resources, leading to a denial of service. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 19.10: ceph 14.2.4-0ubuntu0.19.10.2 ceph-base 14.2.4-0ubuntu0.19.10.2 ceph-common 14.2.4-0ubuntu0.19.10.2 Ubuntu 18.04 LTS: ceph 12.2.12-0ubuntu0.18.04.5 ceph-base 12.2.12-0ubuntu0.18.04.5 ceph-common 12.2.12-0ubuntu0.18.04.5 In general, a standard system update will make all the necessary changes. References: https://usn.ubuntu.com/4304-1 CVE-2020-1700 Package Information: https://launchpad.net/ubuntu/+source/ceph/14.2.4-0ubuntu0.19.10.2 https://launchpad.net/ubuntu/+source/ceph/12.2.12-0ubuntu0.18.04.5