VDB
CVE-2016-9922
CVE-2016-9922
PUBLISHED
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.
EPSS 0.05% · 15.6th percentile
Risk Scores
EPSS Score
0.05%
15.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | qemu | 0, 1:2.3+dfsg-5ubuntu9, 1:2.3+dfsg-5ubuntu10 |
| Ubuntu:14.04:LTS | qemu | 0, 1.5.0+dfsg-3ubuntu5, 1.5.0+dfsg-3ubuntu6 |
Exploit Intelligence
- [qemu-devel] 20161205 [PULL 4/4] display: cirrus: check vga bits per pixel(bpp) value (circl)
- [debian-lts-announce] 20180906 [SECURITY] [DLA 1497-1] qemu security update (circl)
- RHSA-2017:2392 (circl)
- 94803 (circl)
- https://bugzilla.redhat.com/show_bug.cgi?id=1334398 (circl)
- http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=4299b90e9ba9ce5ca9024572804ba751aa1a7e70 (circl)
- RHSA-2017:2408 (circl)
- [oss-security] 20161209 Re: CVE request Qemu: display: cirrus_vga: a divide by zero in cirrus_do_copy (circl)
Timeline
- Mar 27, 2017 CVE Published
- Feb 4, 2022 EPSS Score
- Mar 29, 2022 EPSS Score
- May 20, 2022 EPSS Score
- Jul 12, 2022 EPSS Score
- Sep 3, 2022 EPSS Score
- Oct 26, 2022 EPSS Score
- Dec 18, 2022 EPSS Score
- Feb 8, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 2, 2023 EPSS Score
- May 25, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2016-9922 third-party-advisory
- https://lists.gnu.org/archive/html/qemu-devel/2016-12/msg00442.html third-party-advisory
- https://ubuntu.com/security/notices/USN-3261-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2016-9922 third-party-advisory