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cve[email protected]CVE-2016-9922
HistoryMar 27, 2017 - 3:59 p.m.

CVE-2016-9922

2017-03-2715:59:00
CWE-369
web.nvd.nist.gov
61
cirrus
qemu
security
denial of service
cve-2016-9922

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

5.3 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

26.9%

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.

Affected configurations

NVD
Node
qemuqemuRange2.7.1
OR
qemuqemuMatch2.8.0rc0
OR
qemuqemuMatch2.8.0rc1
OR
qemuqemuMatch2.8.0rc2
CPENameOperatorVersion
qemu:qemuqemule2.7.1
qemu:qemuqemueq2.8.0

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

5.3 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

26.9%