CVE-2016-9603

CVE Details

Release Date:	2018-07-27
Impact:	None	What is this?

Description

A heap buffer overflow flaw was found in QEMU's Cirrus CLGD 54xx VGA emulator's VNC display driver support before 2.9; the issue could occur when a VNC client attempted to update its display after a VGA operation is performed by a guest. A privileged user/process 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.

See more information about CVE-2016-9603 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	9.9
Vector String:	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Version:	3.0
Attack Vector:	Network
Attack Complexity:	Low
Privileges Required:	Low
User Interaction:	None
Scope:	Changed
Confidentiality Impact:	High
Integrity Impact:	High
Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (qemu-kvm)	ELSA-2017-1206	2017-05-09
Oracle Linux version 7 (qemu-kvm)	ELSA-2017-0987	2017-04-18
Oracle VM version 3.2 (xen)	OVMSA-2017-0096	2017-05-03
Oracle VM version 3.3 (xen)	OVMSA-2017-0095	2017-05-02
Oracle VM version 3.4 (qemu-kvm)	OVMSA-2017-0101	2017-05-09
Oracle VM version 3.4 (xen)	OVMSA-2017-0094	2017-05-02