CVE - CVE-2016-9922

CVE-ID
CVE-2016-9922	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
The cirrus_do_copy function in hw/display/cirrus_vga.c in QEMU (aka Quick Emulator), when cirrus graphics mode is VGA, allows local guest OS privileged users to cause a denial of service (divide-by-zero error and QEMU process crash) via vectors involving blit pitch values.
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: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 MISC:[qemu-devel] 20161205 [PULL 4/4] display: cirrus: check vga bits per pixel(bpp) value URL:https://lists.gnu.org/archive/html/qemu-devel/2016-12/msg00442.html MISC:http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=4299b90e9ba9ce5ca9024572804ba751aa1a7e70 URL:http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=4299b90e9ba9ce5ca9024572804ba751aa1a7e70 MISC:https://bugzilla.redhat.com/show_bug.cgi?id=1334398 URL:https://bugzilla.redhat.com/show_bug.cgi?id=1334398
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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