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CVE-2016-9921

nvd nist
Published: Dec 23, 2016Modified: May 6, 2026

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6.5
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Exploitability: 2.0 / Impact: 4.0
Source: NVD

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.

Affected (12)

1 product
Qemu
1 product
Debian Linux
2 products
Openstack
Virtualization
Configuration A
4 vulnerable
Vulnerable SoftwareAffected Versions
Qemu
Up to 2.7.1
Version 2.8.0 rc0
Version 2.8.0 rc1
Version 2.8.0 rc2
Configuration B
1 vulnerable
Vulnerable SoftwareAffected Versions
Version 8.0
Configuration C
6 vulnerable
Vulnerable SoftwareAffected Versions
Redhat
Version 10
Version 11
Version 6.0
Version 7.0
Version 8
Version 9
Configuration D
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Version 4.0
Running on/withPlatform Versions
Redhat
Enterprise Linux
Version 7.0

References (12)

Source: secalert@redhat.com
Mailing ListPatchThird Party Advisory
Source: secalert@redhat.com
Third Party AdvisoryVDB Entry
Source: secalert@redhat.com
Third Party Advisory
Source: secalert@redhat.com
Third Party Advisory
Source: secalert@redhat.com
Mailing ListThird Party Advisory
Source: secalert@redhat.com
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListPatchThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

Timeline

No history available yet.