USN-6613-1: Ceph vulnerability

Releases

• Ubuntu 23.10
• Ubuntu 22.04 LTS
• Ubuntu 20.04 LTS
• Ubuntu 18.04 ESM
• Ubuntu 16.04 ESM
• Ubuntu 14.04 ESM

Packages

• ceph - distributed storage and file system

Details

Lucas Henry discovered that Ceph incorrectly handled specially
crafted POST requests. An uprivileged user could use this to
bypass Ceph's authorization checks and upload a file to any bucket.

Update instructions

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

Ubuntu 23.10

• ceph - 18.2.0-0ubuntu3.1
• ceph-base - 18.2.0-0ubuntu3.1
• ceph-common - 18.2.0-0ubuntu3.1

Ubuntu 22.04

• ceph - 17.2.6-0ubuntu0.22.04.3
• ceph-base - 17.2.6-0ubuntu0.22.04.3
• ceph-common - 17.2.6-0ubuntu0.22.04.3

Ubuntu 20.04

• ceph - 15.2.17-0ubuntu0.20.04.6
• ceph-base - 15.2.17-0ubuntu0.20.04.6
• ceph-common - 15.2.17-0ubuntu0.20.04.6

Ubuntu 18.04

• ceph - 12.2.13-0ubuntu0.18.04.11+esm1
  Available with Ubuntu Pro
• ceph-base - 12.2.13-0ubuntu0.18.04.11+esm1
  Available with Ubuntu Pro
• ceph-common - 12.2.13-0ubuntu0.18.04.11+esm1
  Available with Ubuntu Pro

Ubuntu 16.04

• ceph - 10.2.11-0ubuntu0.16.04.3+esm1
  Available with Ubuntu Pro
• ceph-common - 10.2.11-0ubuntu0.16.04.3+esm1
  Available with Ubuntu Pro

Ubuntu 14.04

• ceph - 0.80.11-0ubuntu1.14.04.4+esm2
  Available with Ubuntu Pro
• ceph-common - 0.80.11-0ubuntu1.14.04.4+esm2
  Available with Ubuntu Pro

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

References

• CVE-2023-43040