USN-3452-1: Ceph vulnerabilities

11 October 2017

ceph vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 14.04 LTS

Summary

Several security issues were fixed in Ceph.

Software Description

  • ceph - distributed storage and file system

Details

It was discovered that Ceph incorrectly handled the handle_command function. A remote authenticated user could use this issue to cause Ceph to crash, resulting in a denial of service. (CVE-2016-5009)

Rahul Aggarwal discovered that Ceph incorrectly handled the authenticated-read ACL. A remote attacker could possibly use this issue to list bucket contents via a URL. (CVE-2016-7031)

Diluga Salome discovered that Ceph incorrectly handled certain POST objects with null conditions. A remote attacker could possibly use this issue to cuase Ceph to crash, resulting in a denial of service. (CVE-2016-8626)

Yang Liu discovered that Ceph incorrectly handled invalid HTTP Origin headers. A remote attacker could possibly use this issue to cuase Ceph to crash, resulting in a denial of service. (CVE-2016-9579)

Update instructions

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

Ubuntu 14.04 LTS
ceph - 0.80.11-0ubuntu1.14.04.3
ceph-common - 0.80.11-0ubuntu1.14.04.3

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References