CVE-2017-7980
An out-of-bounds r/w access issue was found in QEMU's Cirrus CLGD 54xx VGA Emulator support. The vulnerability could occur while copying VGA data via various bitblt functions. A privileged user inside a guest could use this flaw to crash the QEMU process or, potentially, execute arbitrary code on the host with privileges of the QEMU process.
Find out more about CVE-2017-7980 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS v2 metrics
| Base Score | 4.9 |
|---|---|
| Base Metrics | AV:A/AC:M/Au:S/C:P/I:P/A:P |
| Access Vector | Adjacent Network |
| Access Complexity | Medium |
| Authentication | Single |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | Partial |
CVSS v3 metrics
| CVSS3 Base Score | 5.5 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L |
| Attack Vector | Adjacent Network |
| Attack Complexity | High |
| Privileges Required | Low |
| User Interaction | None |
| Scope | Changed |
| Confidentiality | Low |
| Integrity Impact | Low |
| Availability Impact | Low |
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 5.0 (Icehouse) for RHEL 7 (qemu-kvm-rhev) | RHSA-2017:0980 | 2017-04-18 |
| Red Hat OpenStack Platform 10 (qemu-kvm-rhev) | RHSA-2017:0988 | 2017-04-18 |
| Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 (qemu-kvm-rhev) | RHSA-2017:0982 | 2017-04-18 |
| RHEV Agents (vdsm) (qemu-kvm-rhev) | RHSA-2017:1205 | 2017-05-09 |
| Red Hat OpenStack Platform 8.0 (Liberty) (qemu-kvm-rhev) | RHSA-2017:0983 | 2017-04-18 |
| Red Hat OpenStack Platform 9.0 (qemu-kvm-rhev) | RHSA-2017:0984 | 2017-04-18 |
| Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 (qemu-kvm-rhev) | RHSA-2017:0981 | 2017-04-18 |
| Red Hat Enterprise Linux 7 (qemu-kvm) | RHSA-2017:1430 | 2017-06-13 |
| Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6 (qemu-kvm-rhev) | RHSA-2017:1441 | 2017-06-14 |
| Red Hat Enterprise Linux 6 (qemu-kvm) | RHSA-2017:1206 | 2017-05-09 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat OpenStack Platform 11.0 (Ocata) | qemu-kvm-rhev | Not affected |
| Red Hat Enterprise Linux 7 | qemu-kvm-rhev | Affected |
| Red Hat Enterprise Linux 5 | xen | Will not fix |
| Red Hat Enterprise Linux 5 | kvm | Will not fix |