1. Ubuntu Security Notices
  2. USN-4304-1

USN-4304-1: Ceph vulnerability

Publication date

17 March 2020

Overview

Ceph could be made to stop responding if it received specially crafted network traffic.

Releases

Packages

  • 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.

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

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
19.10 eoan 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
18.04 bionic 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

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Get Ubuntu Pro

References

Have additional questions?

Talk to a member of the team ›