LOW2.8

PYSEC-2026-690

Openstack nova qcow format could expose host filesystem information

Quick fix

PYSEC-2026-690 — nova: upgrade to the fixed version with the command below.

pip install --upgrade 'nova>=12.0.0a0'

Details

Versions of nova before 2012.1 could expose hypervisor host files to a guest operating system when processing a maliciously constructed qcow filesystem.

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI/nova

Introduced in: 0Fixed in: 12.0.0a0

Fixpip install --upgrade 'nova>=12.0.0a0'

References

https://nvd.nist.gov/vuln/detail/CVE-2011-3147[ADVISORY]
https://github.com/openstack/nova/commit/ff9d353b2f4fee469e530fbc8dc231a41f6fed84[WEB]
https://bugs.launchpad.net/nova/+bug/853330[WEB]
http://bazaar.launchpad.net/~hudson-openstack/nova/trunk/revision/1604[WEB]
https://pypi.org/project/nova[PACKAGE]
https://github.com/advisories/GHSA-hqfx-4x4w-vmwp[ADVISORY]