CVE - CVE-2016-9921

CVE-ID
CVE-2016-9921	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
Quick emulator (Qemu) built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to a divide by zero issue. It could occur while copying VGA data when cirrus graphics mode was set to be VGA. A privileged user inside guest could use this flaw to crash the Qemu process instance on the host, resulting in DoS.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:94803 URL:http://www.securityfocus.com/bid/94803 MISC:GLSA-201701-49 URL:https://security.gentoo.org/glsa/201701-49 MISC:RHSA-2017:2392 URL:https://access.redhat.com/errata/RHSA-2017:2392 MISC:RHSA-2017:2408 URL:https://access.redhat.com/errata/RHSA-2017:2408 MISC:[debian-lts-announce] 20180906 [SECURITY] [DLA 1497-1] qemu security update URL:https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html MISC:[oss-security] 20161209 Re: CVE request Qemu: display: cirrus_vga: a divide by zero in cirrus_do_copy URL:http://www.openwall.com/lists/oss-security/2016/12/09/1
Assigning CNA
Red Hat, Inc.
Date Record Created
20161208	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20161208)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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