USN-4304-1: Ceph vulnerability
17 March 2020
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.
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
-
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.