CVE-2017-15268

Impact:
Low
Public Date:
2017-09-22
CWE:
CWE-400
Bugzilla:
1496879: CVE-2017-15268 QEMU: I/O: potential memory exhaustion via websock connection to VNC
A memory leakage issue was found in the I/O channels websockets implementation of the Quick Emulator (QEMU). It could occur while sending screen updates to a client, which is slow to read and process them further. A privileged guest user could use this flaw to cause a denial of service on the host and/or potentially crash the QEMU process instance on the host.

Find out more about CVE-2017-15268 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 2.1
Base Metrics AV:N/AC:H/Au:S/C:N/I:N/A:P
Access Vector Network
Access Complexity High
Authentication Single
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

CVSS v3 metrics

CVSS3 Base Score 3
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:L
Attack Vector Network
Attack Complexity High
Privileges Required High
User Interaction None
Scope Changed
Confidentiality None
Integrity Impact None
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 OpenStack Platform 12.0 (qemu-kvm-rhev) RHSA-2018:1113 2018-04-11
Red Hat OpenStack Platform 11.0 (Ocata) (qemu-kvm-rhev) RHSA-2018:1113 2018-04-11
Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts (qemu-kvm-rhev) RHSA-2018:1104 2018-04-10
Red Hat OpenStack Platform 9.0 (qemu-kvm-rhev) RHSA-2018:1113 2018-04-11
Red Hat OpenStack Platform 8.0 (Liberty) (qemu-kvm-rhev) RHSA-2018:1113 2018-04-11
Red Hat Enterprise Linux 7 (qemu-kvm) RHSA-2018:0816 2018-04-10
Red Hat OpenStack Platform 10 (qemu-kvm-rhev) RHSA-2018:1113 2018-04-11

Affected Packages State

Platform Package State
Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 qemu-kvm-rhev Not affected
Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 qemu-kvm-rhev Not affected
Red Hat Enterprise Linux 7 qemu-kvm-ma 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
RHEV Manager 3 qemu-kvm-rhev Under investigation

Last Modified
Close

Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.