NVD

CVE-2016-9922 Detail

Modified

This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.

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.

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

CVSS 3.x Severity and Vector Strings:

NIST: NVD

Base Score: 5.5 MEDIUM

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

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: 2.1 LOW

Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:P)

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=4299b90e9ba9ce5ca9024572804ba751aa1a7e70
http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=4299b90e9ba9ce5ca9024572804ba751aa1a7e70
http://www.openwall.com/lists/oss-security/2016/12/09/1	Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/12/09/1	Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/94803	Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/94803	Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2017:2392	Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2392	Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2408	Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2408	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1334398	Issue Tracking Patch
https://bugzilla.redhat.com/show_bug.cgi?id=1334398	Issue Tracking Patch
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html	Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-12/msg00442.html	Patch Vendor Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-12/msg00442.html	Patch Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-369	Divide By Zero	NIST

Known Affected Software Configurations Switch to CPE 2.2

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Change History

8 change records found show changes

CVE Modified by CVE 11/20/2024 10:02:01 PM

Action	Type	New Value
Added	Reference	http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=4299b90e9ba9ce5ca9024572804ba751aa1a7e70
Added	Reference	http://www.openwall.com/lists/oss-security/2016/12/09/1
Added	Reference	http://www.securityfocus.com/bid/94803
Added	Reference	https://access.redhat.com/errata/RHSA-2017:2392
Added	Reference	https://access.redhat.com/errata/RHSA-2017:2408
Added	Reference	https://bugzilla.redhat.com/show_bug.cgi?id=1334398
Added	Reference	https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
Added	Reference	https://lists.gnu.org/archive/html/qemu-devel/2016-12/msg00442.html

CVE Modified by Red Hat, Inc. 2/02/2023 9:16:50 AM

Action	Type	Old Value	New Value
Changed	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.	CVE-2016-9921 CVE-2016-9922 Qemu: display: cirrus_vga: a divide by zero in cirrus_do_copy
Added	CVSS V3		Red Hat, Inc. AV:A/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:L
Added	CVSS V2		Red Hat, Inc. (AV:A/AC:M/Au:S/C:N/I:N/A:P)
Added	Reference		http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=4299b90e9ba9ce5ca9024572804ba751aa1a7e70 [No Types Assigned]
Added	Reference		https://access.redhat.com/security/cve/CVE-2016-9922 [No Types Assigned]
Removed	Reference	http://git.qemu-project.org/?p=qemu.git;a=commit;h=4299b90e9ba9ce5ca9024572804ba751aa1a7e70 [Issue Tracking, Patch, Third Party Advisory]

Modified Analysis by NIST 11/10/2020 1:55:25 PM

Action	Type	Old Value	New Value
Added	CVSS V3.1		NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Removed	CVSS V3	NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Changed	CPE Configuration	OR cpe:2.3:a:qemu:qemu::::::::*	OR cpe:2.3:a:qemu:qemu::::::::* versions up to (including) 2.7.1 cpe:2.3:a:qemu:qemu:2.8.0:rc0::::::* cpe:2.3:a:qemu:qemu:2.8.0:rc1::::::* cpe:2.3:a:qemu:qemu:2.8.0:rc2::::::*
Changed	Reference Type	https://access.redhat.com/errata/RHSA-2017:2392 No Types Assigned	https://access.redhat.com/errata/RHSA-2017:2392 Third Party Advisory
Changed	Reference Type	https://access.redhat.com/errata/RHSA-2017:2408 No Types Assigned	https://access.redhat.com/errata/RHSA-2017:2408 Third Party Advisory
Changed	Reference Type	https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html No Types Assigned	https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html Third Party Advisory

Initial Analysis by NIST 3/31/2017 12:38:44 PM

Action	Type	Old Value	New Value
Added	CVSS V3		AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Added	CVSS V2		(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Added	CWE		CWE-369
Added	CPE Configuration		OR cpe:2.3:a:qemu:qemu::::::::*
Changed	Reference Type	http://git.qemu-project.org/?p=qemu.git;a=commit;h=4299b90e9ba9ce5ca9024572804ba751aa1a7e70 No Types Assigned	http://git.qemu-project.org/?p=qemu.git;a=commit;h=4299b90e9ba9ce5ca9024572804ba751aa1a7e70 Issue Tracking, Patch, Third Party Advisory
Changed	Reference Type	http://www.openwall.com/lists/oss-security/2016/12/09/1 No Types Assigned	http://www.openwall.com/lists/oss-security/2016/12/09/1 Mailing List, Patch, Third Party Advisory
Changed	Reference Type	http://www.securityfocus.com/bid/94803 No Types Assigned	http://www.securityfocus.com/bid/94803 Third Party Advisory, VDB Entry
Changed	Reference Type	https://bugzilla.redhat.com/show_bug.cgi?id=1334398 No Types Assigned	https://bugzilla.redhat.com/show_bug.cgi?id=1334398 Issue Tracking, Patch
Changed	Reference Type	https://lists.gnu.org/archive/html/qemu-devel/2016-12/msg00442.html No Types Assigned	https://lists.gnu.org/archive/html/qemu-devel/2016-12/msg00442.html Patch, Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2016-9922
NVD Published Date:
03/27/2017
NVD Last Modified:
11/20/2024
Source:
Red Hat, Inc.

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

CVE-2016-9922 Detail

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Change History

CVE Modified by CVE 11/20/2024 10:02:01 PM

CVE Modified by Red Hat, Inc. 5/14/2024 12:10:01 AM

CVE Modified by Red Hat, Inc. 2/12/2023 11:50:18 PM

CVE Modified by Red Hat, Inc. 2/02/2023 9:16:50 AM

Modified Analysis by NIST 11/10/2020 1:55:25 PM

CVE Modified by Red Hat, Inc. 9/07/2018 6:29:02 AM

CVE Modified by Red Hat, Inc. 1/04/2018 9:31:24 PM

Initial Analysis by NIST 3/31/2017 12:38:44 PM

Quick Info