Bug 1546937 (CVE-2017-18191) - CVE-2017-18191 openstack-nova: Swapping encrypted volumes can allow an attacker to corrupt the LUKS header causing a denial of service in the host
Summary: CVE-2017-18191 openstack-nova: Swapping encrypted volumes can allow an attack...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2017-18191
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1547019 1547020 1547021 1547022 1547023 1547024 1547025
Blocks: 1546939
TreeView+ depends on / blocked
 
Reported: 2018-02-20 05:50 UTC by Sam Fowler
Modified: 2019-09-29 14:32 UTC (History)
25 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
OpenStack Nova has a vulnerability in the handling of encrypted volumes. By detaching and reattaching an encrypted volume, an attacker may access the underlying raw volume and corrupt the LUKS header, resulting in a denial of service attack on the compute host. All Nova installations supporting encrypted volumes are affected.
Clone Of:
Environment:
Last Closed: 2019-06-08 03:40:26 UTC
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2018:2332 0 None None None 2018-08-20 12:55:38 UTC
Red Hat Product Errata RHSA-2018:2714 0 None None None 2018-09-17 16:51:01 UTC
Red Hat Product Errata RHSA-2018:2855 0 None None None 2018-10-02 18:52:30 UTC

Description Sam Fowler 2018-02-20 05:50:41 UTC 
OpenStack Nova 15.x through 15.1.0 and 16.x through 16.0.4 has a vulnerability in the handling of encrypted volumes. By detaching and reattaching an encrypted volume, an attacker may access the underlying raw volume and corrupt the LUKS header, resulting in a denial of service attack on the compute host. 

All Nova setups supporting encrypted volumes are affected.


Upstream Bug:

https://bugs.launchpad.net/nova/+bug/1739593


Upstream Commit:

https://review.openstack.org/#/c/539893/
Comment 8 errata-xmlrpc 2018-08-20 12:55:27 UTC 
This issue has been addressed in the following products:

  Red Hat OpenStack Platform 12.0 (Pike)

Via RHSA-2018:2332 https://access.redhat.com/errata/RHSA-2018:2332
Comment 9 errata-xmlrpc 2018-09-17 16:50:50 UTC 
This issue has been addressed in the following products:

  Red Hat OpenStack Platform 10.0 (Newton)

Via RHSA-2018:2714 https://access.redhat.com/errata/RHSA-2018:2714
Comment 10 errata-xmlrpc 2018-10-02 18:52:18 UTC 
This issue has been addressed in the following products:

  Red Hat OpenStack Platform 9.0 (Mitaka)

Via RHSA-2018:2855 https://access.redhat.com/errata/RHSA-2018:2855
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