Thanks for the notice!


 
Michael Kuriger
Sr. Unix Systems Engineer
r mk7...@yp.com |  818-649-7235



-----Original Message-----
From: ceph-users [mailto:ceph-users-boun...@lists.ceph.com] On Behalf Of Sage 
Weil
Sent: Thursday, September 17, 2015 9:30 AM
To: ceph-annou...@ceph.com; ceph-devel@vger.kernel.org; ceph-us...@ceph.com; 
ceph-maintain...@ceph.com
Subject: [ceph-users] Important security noticed regarding release signing key

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Last week, Red Hat investigated an intrusion on the sites of both the Ceph 
community project (ceph.com) and Inktank (download.inktank.com), which were 
hosted on a computer system outside of Red Hat infrastructure.

Ceph.com provided Ceph community versions downloads signed with a Ceph signing 
key (id 7EBFDD5D17ED316D). Download.inktank.comprovided releases of the Red Hat 
Ceph product for Ubuntu and CentOS operating systems signed with an Inktank 
signing key (id 5438C7019DCEEEAD). While the investigation into the intrusion 
is ongoing, our initial focus was on the integrity of the software and 
distribution channel for both sites.

To date, our investigation has not discovered any compromised code or binaries 
available for download on these sites. However, we cannot fully rule out the 
possibility that some compromised code or binaries were available for download 
at some point in the past. Further, we can no longer trust the integrity of the 
Ceph signing key, and therefore have created a new signing key (id 
E84AC2C0460F3994) for verifying downloads. 
This new key is committed to the ceph.git repository and is also available from

        https://git.ceph.com/release.asc

The new key should look like:

pub   4096R/460F3994 2015-09-15
uid                  Ceph.com (release key) <secur...@ceph.com>

All future release git tags will be signed with this new key.

This intrusion did not affect other Ceph sites such as download.ceph.com (which 
contained some older Ceph downloads) or git.ceph.com (which mirrors various 
source repositories), and is not known to have affected any other Ceph 
community infrastructure.  There is no evidence that build system or the Ceph 
github source repository were compromised.

New hosts for ceph.com and download.ceph.com have been created and the sites 
have been rebuilt.  All content available on download.ceph.com as been 
verified, and all ceph.com URLs for package locations now redirect there.  
There is still some content missing from download.ceph.com that will appear 
later today: source tarballs will be regenerated from git, and older release 
packages are being resigned with the new release key DNS changes are still 
propogating so you may not see the new versions of the ceph.com and 
download.ceph.com sites for another hour or so.

The download.inktank.com host has been retired and affected Red Hat customers 
have been notified, further information is available at 
https://securityblog.redhat.com/2015/09/17/.

Users of Ceph packages should take action as a precautionary measure to 
download the newly-signed versions.  Please see the instructions below.

The Ceph community would like to thank Kai Fabian for initially alerting us to 
this issue.

Any questions can be directed to the email discussion lists or the #ceph IRC 
channel on irc.oftc.net.

Thank you!
sage

- -----

The following steps should be performed on all nodes with Ceph software 
installed.

Replace APT keys (Debian, Ubuntu)

        sudo apt-key del 17ED316D
        curl https://git.ceph.com/release.asc | sudo apt-key add -

Replace RPM keys (Fedora, CentOS, SUSE, etc.)

        sudo rpm -e --allmatches gpg-pubkey-17ed316d-4fb96ee8
        sudo rpm --import 'https://git.ceph.com/release.asc'

Reinstalling packages (Fedora, CentOS, SUSE, etc.)

        sudo yum clean metadata
        sudo yum reinstall -y $(repoquery --disablerepo= --enablerepo=ceph \
                --queryformat='%{NAME}' list '*')

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