PYSEC-2012-40

Withdrawn 2024-11-22. This finding no longer applies and is kept for reference. It is not used when checking packages.

Quick fix

PYSEC-2012-40 — nova: upgrade to the fixed version with the command below.

pip install --upgrade 'nova>=034762e8060dcf0a11cb039b9d426b0d0bb1801d'

Details

The Nova scheduler in OpenStack Compute (Nova) Folsom (2012.2) and Essex (2012.1), when DifferentHostFilter or SameHostFilter is enabled, allows remote authenticated users to cause a denial of service (excessive database lookup calls and server hang) via a request with many repeated IDs in the os:scheduler_hints section.

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI/nova

Introduced in: 0Fixed in: 034762e8060dcf0a11cb039b9d426b0d0bb1801d

Fixpip install --upgrade 'nova>=034762e8060dcf0a11cb039b9d426b0d0bb1801d'

References

http://www.openwall.com/lists/oss-security/2012/07/11/13[WEB]
https://bugs.launchpad.net/nova/+bug/1017795[EVIDENCE]
http://www.ubuntu.com/usn/USN-1501-1[ADVISORY]
https://github.com/openstack/nova/commit/034762e8060dcf0a11cb039b9d426b0d0bb1801d[EVIDENCE]
https://github.com/openstack/nova/commit/034762e8060dcf0a11cb039b9d426b0d0bb1801d[FIX]
https://lists.launchpad.net/openstack/msg14452.html[WEB]
http://www.securityfocus.com/bid/54388[WEB]
https://github.com/advisories/GHSA-xxgm-qpj5-4886[ADVISORY]