CVE-2016-2198
A NULL pointer dereference flaw was found in the QEMU emulator built with USB EHCI emulation support. The flaw could occur when an application attempts to write to EHCI-capability registers. A privileged user inside a quest could exploit this flaw to crash the QEMU process instance (denial of service).
Find out more about CVE-2016-2198 from the MITRE CVE dictionary dictionary and NIST NVD.
Statement
This has been rated as having Low security impact and is not currently
planned to be addressed in future updates. For additional information, refer
to the Red Hat Enterprise Linux Life Cycle:
https://access.redhat.com/support/policy/updates/errata/.
CVSS v2 metrics
NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.
| Base Score | 2.3 |
|---|---|
| Base Metrics | AV:A/AC:M/Au:S/C:N/I:N/A:P |
| Access Vector | Adjacent Network |
| Access Complexity | Medium |
| Authentication | Single |
| Confidentiality Impact | None |
| Integrity Impact | None |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat OpenStack Platform 8.0 (Liberty) | qemu-kvm-rhev | Will not fix |
| Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 | qemu-kvm-rhev | Will not fix |
| Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 | qemu-kvm-rhev | Will not fix |
| Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) | qemu-kvm-rhev | Will not fix |
| Red Hat Enterprise Linux 7 | qemu-kvm-rhev | Will not fix |
| Red Hat Enterprise Linux 7 | qemu-kvm | Will not fix |
| Red Hat Enterprise Linux 6 | qemu-kvm | Not affected |
| Red Hat Enterprise Linux 6 | qemu-kvm-rhev | Not affected |
| Red Hat Enterprise Linux 5 | kvm | Not affected |
| Red Hat Enterprise Linux 5 | xen | Not affected |