ceph vulnerabilities

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

* Ubuntu 18.04 LTS
* Ubuntu 16.04 LTS

Summary

Several security issues were fixed in Ceph.

Software Description

* ceph - distributed storage and file system

Details

Adam Mohammed discovered that Ceph incorrectly handled certain
CORS ExposeHeader tags. A remote attacker could possibly use this
issue to preform an HTTP header injection attack. (CVE-2020-10753)

Lei Cao discovered that Ceph incorrectly handled certain POST
requests with invalid tagging XML. A remote attacker could
possibly use this issue to cause Ceph to crash, leading to a
denial of service. This issue only affected Ubuntu 18.04 LTS.
(CVE-2020-12059)

Robin H. Johnson discovered that Ceph incorrectly handled certain
S3 requests. A remote attacker could possibly use this issue to
perform a XSS attack. (CVE-2020-1760)

Update instructions

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

Ubuntu 18.04 LTS
ceph - 12.2.13-0ubuntu0.18.04.4
ceph-base - 12.2.13-0ubuntu0.18.04.4
ceph-common - 12.2.13-0ubuntu0.18.04.4

Ubuntu 16.04 LTS
ceph - 10.2.11-0ubuntu0.16.04.3
ceph-common - 10.2.11-0ubuntu0.16.04.3

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

* CVE-2020-10753
* CVE-2020-12059
* CVE-2020-1760

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