1. Ubuntu Security Notices
  2. USN-4112-1

USN-4112-1: Ceph vulnerability

Publication date

29 August 2019

Overview

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

Releases

Packages

  • ceph - distributed storage and file system

Details

Abhishek Lekshmanan discovered that the RADOS gateway implementation in
Ceph did not handle client disconnects properly in some situations. A
remote attacker could use this to cause a denial of service.

Abhishek Lekshmanan discovered that the RADOS gateway implementation in
Ceph did not handle client disconnects properly in some situations. A
remote attacker could use this to cause 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
19.04 disco ceph –  13.2.6-0ubuntu0.19.04.3
radosgw –  13.2.6-0ubuntu0.19.04.3
18.04 bionic ceph –  12.2.12-0ubuntu0.18.04.2
radosgw –  12.2.12-0ubuntu0.18.04.2

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References

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