Wind River Support Network


LIN8-5444 : Security Advisory - qemu - CVE-2016-9921

Created: Dec 28, 2016    Updated: Mar 4, 2021
Resolved Date: Jan 5, 2017
Found In Version:
Fix Version:
Severity: Standard
Applicable for: Wind River Linux 8
Component/s: Userspace


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.

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