Description
OpenStack Compute (Nova) before 2014.2.4 (juno) and 2015.1.x before 2015.1.2 (kilo) do not properly apply security group changes, which allows remote attackers to bypass intended restriction by leveraging an instance that was running when the change was made.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | nova | 1:12.0.0-2 | — |
| Debian 13 | nova | 1:12.0.0-2 | — |
| Debian 12 | nova | 1:12.0.0-2 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | nova | 1:2014.1.5-0ubuntu1.7 | USN-3449-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat OpenStack 7 | python-nova +15 | 2015.1.2-7.el7ost | RHSA-2015:2673 |
| Red Hat OpenStack 7 | python-novaclient +1 | 1:2.23.0-2.el7ost | RHSA-2015:2673 |
| Red Hat OpenStack 6 | python-nova +14 | 2014.2.3-42.el7ost | RHSA-2016:0013 |
| Red Hat OpenStack 5 | python-nova +14 | 2014.1.5-9.el7ost | RHSA-2016:0017, RHSA-2015:2684 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE OpenStack Cloud 5 | openstack-nova +1 | 2014.2.4~a0~dev80-20.1 | SUSE-SU-2015:2219-1 |
| SUSE Cloud Compute Node for SUSE Linux Enterprise 12 | openstack-neutron | 2014.2.4~a0~dev103-10.3 | SUSE-SU-2015:2220-1 |
| SUSE Cloud Compute Node for SUSE Linux Enterprise 12 | openstack-nova | 2014.2.4~a0~dev80-14.1 | SUSE-SU-2015:2220-1 |
| SUSE Cloud Compute Node for SUSE Linux Enterprise 12 | python-python-memcached | 1.54-2.1 | SUSE-SU-2015:2220-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | nova | < 2014.2.4 | 2014.2.4 | GHSA-67rh-9p29-vrxr |
| PyPI | nova | >= 2015.1.0, < 2015.1.2 | 2015.1.2 | GHSA-67rh-9p29-vrxr |
| PyPI | nova | < 2014.2.4 · >= 2015.1.0, < 2015.1.2 | 2014.2.4, 2015.1.2 | PYSEC-2026-867 |
Advisories 7
- RHSA-2016:0017 Red Hat Security Advisory: openstack-nova security advisory Red Hat Security Advisories (RHSA) · Aug 1, 2026
- RHSA-2015:2684 Red Hat Security Advisory: openstack-nova secuity and bug fix advisory Red Hat Security Advisories (RHSA) · Aug 1, 2026
- RHSA-2016:0013 Red Hat Security Advisory: openstack-nova security and bug fix advisory Red Hat Security Advisories (RHSA) · Aug 1, 2026
- RHSA-2015:2673 Red Hat Security Advisory: openstack-nova security and bug fix advisory Red Hat Security Advisories (RHSA) · Aug 1, 2026
- USN-3449-1 nova vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- SUSE-SU-2015:2219-1 Security update for openstack-nova SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2015:2220-1 Security update for openstack-nova and openstack-neutron SUSE / openSUSE Security Updates · Feb 4, 2026
References
- 76960 vdb-entry
- https://bugs.launchpad.net/nova/+bug/1491307
- RHSA-2015:2673 vendor-advisory
- https://bugs.launchpad.net/nova/+bug/1492961
- RHSA-2015:2684 vendor-advisory
- https://security.openstack.org/ossa/OSSA-2015-021.html