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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
CVE-2017-18191 openstack-nova: Swapping encrypted volumes can allow an attack...
Status: NEW
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
medium Severity medium
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Assigned To: Red Hat Product Security
impact=moderate,public=20180219,repor...
: Security
Depends On: 1547019 1547020 1547021 1547022 1547023 1547024 1547025
Blocks: 1546939
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Reported: 2018-02-20 00:50 EST by Sam Fowler
Modified: 2018-10-02 14:52 EDT (History)
26 users (show)

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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.
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RHEL 7.3 requirements from Atomic Host:
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External Trackers
Tracker ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2018:2332 None None None 2018-08-20 08:55 EDT
Red Hat Product Errata RHSA-2018:2714 None None None 2018-09-17 12:51 EDT
Red Hat Product Errata RHSA-2018:2855 None None None 2018-10-02 14:52 EDT

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Description Sam Fowler 2018-02-20 00:50:41 EST 
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 08:55:27 EDT 
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 12:50:50 EDT 
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 14:52:18 EDT 
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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