CVE-2016-9922
5.5
MEDIUM
CVSS 3.1
EPSS 0.05%
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.
How to fix CVE-2016-9922
To remediate CVE-2016-9922, upgrade the affected package to a fixed version below.
- Debian/qemu—upgrade to 1:2.8+dfsg-1 or later
Is CVE-2016-9922 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:2.8+dfsg-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |