CVE-2015-7548
A flaw was discovered in the OpenStack Compute (nova) snapshot feature when using the libvirt driver. A compute user could overwrite an attached instance disk with a malicious header specifying a backing file, and then request a snapshot, causing a file from the compute host to be leaked. This flaw only affects LVM or Ceph setups, or setups using filesystem storage with "use_cow_images = False".
Find out more about CVE-2015-7548 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS v2 metrics
| Base Score | 6.3 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:S/C:C/I:N/A:N |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | Single |
| Confidentiality Impact | Complete |
| Integrity Impact | None |
| Availability Impact | None |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Red Hat Security Errata
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 (openstack-nova) | RHSA-2016:0018 | 2016-01-11 |
| Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 (openstack-nova) | RHSA-2016:0018 | 2016-01-11 |
| Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6 (openstack-nova) | RHSA-2016:0017 | 2016-01-10 |
| Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 (openstack-nova) | RHSA-2016:0018 | 2016-01-11 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat OpenStack Platform 8.0 (Liberty) | openstack-nova | Not affected |