openstack-nova: Host data leak through resize/migration
Published Apr 12, 2016
5.3
MEDIUMCVSS 3.0
EPSS 2.11%
Description
The libvirt driver in OpenStack Compute (Nova) before 2015.1.4 (kilo) and 12.0.x before 12.0.3 (liberty), when using raw storage and use_cow_images is set to false, allows remote authenticated users to read arbitrary files via a crafted qcow2 header in an ephemeral or root disk.
Affected products
No data.
No data.
Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6
openstack-nova-0:2014.1.5-29.el6ost
Fixed · RHSA-2016:0366
Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7
openstack-nova-0:2014.1.5-29.el7ost
Fixed · RHSA-2016:0365
Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7
openstack-nova-0:2014.2.3-54.2.el7ost
Fixed · RHSA-2016:0364
Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7
openstack-nova-0:2015.1.2-18.2.el7ost
Fixed · RHSA-2016:0363
Red Hat OpenStack Platform 8 (Liberty)
openstack-nova
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6 | openstack-nova-0:2014.1.5-29.el6ost | Fixed | RHSA-2016:0366 |
| Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 | openstack-nova-0:2014.1.5-29.el7ost | Fixed | RHSA-2016:0365 |
| Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 | openstack-nova-0:2014.2.3-54.2.el7ost | Fixed | RHSA-2016:0364 |
| Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 | openstack-nova-0:2015.1.2-18.2.el7ost | Fixed | RHSA-2016:0363 |
| Red Hat OpenStack Platform 8 (Liberty) | openstack-nova | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
AV:N/AC:M/Au:S/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.11% (0.02108) | 81.09th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.09% (0.02091) | 79.11th | v5 (v2026.06.15) |
| Mar 29, 2025 | 1.30% (0.01296) | 67.33th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.28% (0.00282) | 49.52th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.14% (0.00142) | 51.45th | v3 (v2023.03.01) |
| Jun 21, 2024 | 0.14% (0.00142) | 50.16th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.14% (0.00142) | 48.14th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.13% (0.01132) | 56.11th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.13% (0.01132) | 55.54th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.28% (0.01282) | 67.60th | v2 (v2022.01.01) |
| Sep 22, 2022 | 1.13% (0.01132) | 54.59th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.13% (0.01132) | 52.58th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.13% (0.01132) | 30.65th | v2 (v2022.01.01) |
References (17)
- http://seclists.org/oss-sec/2016/q1/563
- http://www.openwall.com/lists/oss-security/2016/03/08/6 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.securityfocus.com/bid/84277 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2016:0363
- https://access.redhat.com/errata/RHSA-2016:0364
- https://access.redhat.com/errata/RHSA-2016:0365
- https://access.redhat.com/errata/RHSA-2016:0366
- https://access.redhat.com/security/cve/CVE-2016-2140 Vendor Advisory
- https://bugs.launchpad.net/nova/+bug/1548450 x_refsource_CONFIRMThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1313454 Issue Tracking
- https://github.com/advisories/GHSA-49jv-37hm-6gfp Advisory
- https://github.com/openstack/nova/commit/0b194187db9da28225cb5e62be3b45aff5a1c793
- https://github.com/openstack/nova/commit/116b1210ab772c55d1ed1f715687d83877c92701
- https://github.com/openstack/nova/commit/f302bf04ab5dda89cf8ceaeed309006da90c0666
- https://nvd.nist.gov/vuln/detail/CVE-2016-2140
- https://security.openstack.org/ossa/OSSA-2016-007.html x_refsource_CONFIRMPatchVendor Advisory
- https://www.cve.org/CVERecord?id=CVE-2016-2140
Change history (0)
No recorded changes yet.