A NULL pointer dereference flaw was found in the QEMU emulator built with IDE AHCI emulation support. The flaw occurs when unmapping the Frame Information Structure(FIS) & Command List Block(CLB) entries. A privileged user inside a guest could use this flaw to crash the QEMU process instance (denial of service).
Find out more about CVE-2016-2197 from the MITRE CVE dictionary dictionary and NIST NVD.
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/.
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).
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 | Not affected |
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 |