Public Date:
1501290: CVE-2017-15289 Qemu: cirrus: OOB access issue in mode4and5 write functions
Quick emulator (QEMU), compiled with the Cirrus CLGD 54xx VGA Emulator support, is vulnerable to an OOB write access issue. The issue could occur while writing to VGA memory via mode4and5 write functions. A privileged user inside guest could use this flaw to crash the QEMU process resulting in Denial of Serivce (DoS).

Find out more about CVE-2017-15289 from the MITRE CVE dictionary dictionary and NIST NVD.


Red Hat Enterprise Linux 5:
This vulnerability has been rated as having a security impact of Moderate. After evaluation and in accordance with the criteria noted in the product support life cycle, there are no plans to address this issue in an upcoming release. Please contact Red Hat Support for further information.

CVSS v2 metrics

Base Score 2.9
Base Metrics AV:A/AC:H/Au:S/C:N/I:P/A:P
Access Vector Adjacent Network
Access Complexity High
Authentication Single
Confidentiality Impact None
Integrity Impact Partial
Availability Impact Partial

CVSS v3 metrics

CVSS3 Base Score 4.4
CVSS3 Base Metrics CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L
Attack Vector Adjacent Network
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality None
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 Virtualization 4 Management Agent for RHEL 7 Hosts (qemu-kvm-rhev) RHSA-2017:3369 2017-11-30
Red Hat Enterprise Linux 6 (qemu-kvm) RHSA-2018:0516 2018-03-13
Red Hat OpenStack Platform 10 (qemu-kvm-rhev) RHSA-2017:3474 2017-12-14
Red Hat Enterprise Linux 7 (qemu-kvm) RHSA-2017:3368 2017-11-30
Red Hat OpenStack Platform 8.0 (Liberty) (qemu-kvm-rhev) RHSA-2017:3471 2017-12-14
Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 (qemu-kvm-rhev) RHSA-2017:3473 2017-12-14
Red Hat OpenStack Platform 11.0 (Ocata) (qemu-kvm-rhev) RHSA-2017:3466 2017-12-14
Red Hat OpenStack Platform 9.0 (qemu-kvm-rhev) RHSA-2017:3470 2017-12-14
Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 (qemu-kvm-rhev) RHSA-2017:3472 2017-12-14

Affected Packages State

Platform Package State
Red Hat OpenStack Platform 12.0 qemu-kvm-rhev Not affected
Red Hat Enterprise Linux 5 xen Will not fix
Red Hat Enterprise Linux 5 kvm Will not fix
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.


Red Hat would like to thank Guoxiang Niu ( for reporting this issue.
Last Modified