CVE-2012-5625

Description

OpenStack Compute (Nova) Folsom before 2012.2.2 and Grizzly, when using libvirt and LVM backed instances, does not properly clear physical volume (PV) content when reallocating for instances, which allows attackers to obtain sensitive information by reading the memory of the previous logical volume (LV).

Category

4.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.83% Top 30%
Vendor Advisory redhat.com Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://rhn.redhat.com/errata/RHSA-2013-0208.html vendor advisory
https://bugs.launchpad.net/nova/+bug/1070539
http://www.ubuntu.com/usn/USN-1663-1 patch vendor advisory
http://www.securityfocus.com/bid/56904 vdb entry
http://osvdb.org/88419 vdb entry
http://www.openwall.com/lists/oss-security/2012/12/11/5 mailing list
https://launchpad.net/nova/folsom/2012.2.2
https://bugzilla.redhat.com/show_bug.cgi?id=884293
https://github.com/openstack/nova/commit/a99a802e008eed18e39fc1d98170edc495cbd354 patch
https://github.com/openstack/nova/commit/9d2ea970422591f8cdc394001be9a2deca499a5f patch

Frequently Asked Questions

What is the severity of CVE-2012-5625?
CVE-2012-5625 has been scored as a medium severity vulnerability.
How to fix CVE-2012-5625?
To fix CVE-2012-5625, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-5625 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2012-5625 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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