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CVE
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CVE-2016-9922Date: (C)2017-03-31   (M)2023-12-22


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.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 5.5CVSS Score : 2.1
Exploit Score: 1.8Exploit Score: 3.9
Impact Score: 3.6Impact Score: 2.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: LOCALAccess Vector: LOCAL
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: LOWAuthentication: NONE
User Interaction: NONEConfidentiality: NONE
Scope: UNCHANGEDIntegrity: NONE
Confidentiality: NONEAvailability: PARTIAL
Integrity: NONE 
Availability: HIGH 
  
Reference:
BID-94803
RHSA-2017:2392
RHSA-2017:2408
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
http://www.openwall.com/lists/oss-security/2016/12/09/1
https://lists.gnu.org/archive/html/qemu-devel/2016-12/msg00442.html
http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=4299b90e9ba9ce5ca9024572804ba751aa1a7e70
https://bugzilla.redhat.com/show_bug.cgi?id=1334398

CWE    1
CWE-369
OVAL    14
oval:org.secpod.oval:def:111775
oval:org.secpod.oval:def:89044506
oval:org.secpod.oval:def:111908
oval:org.secpod.oval:def:111940
...

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