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Qemu: display: cirrus_vga: a divide by zero in cirrus_do_copy

🗓️ 01 Aug 2017 21:17:55Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 1 Views

Qemu Cirrus VGA Emulator may crash the host by a divide by zero while copying VGA data in VGA mode.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins
Security Bulletin: Vulnerabilities in Qemu affect PowerKVM
18 Jun 201801:35
ibm
CNVD
QEMU Divide By Zero Denial of Service Vulnerability
12 Dec 201600:00
cnvd
CVE
CVE-2016-9921
23 Dec 201622:00
cve
Cvelist
CVE-2016-9921
23 Dec 201622:00
cvelist
Debian
[SECURITY] [DLA 1497-1] qemu security update
6 Sep 201818:49
debian
Debian
[SECURITY] [DLA 764-1] qemu security update
26 Dec 201613:49
debian
Debian
[SECURITY] [DLA 765-1] qemu-kvm security update
26 Dec 201613:50
debian
Debian
[SECURITY] [DLA 842-1] qemu-kvm security update
28 Feb 201722:09
debian
Debian
[SECURITY] [DLA 845-1] qemu security update
1 Mar 201719:51
debian
Debian CVE
CVE-2016-9921
23 Dec 201622:00
debiancve
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7x86_64qemu-img-rhev10:2.9.0-10.el7qemu-img-rhev-10:2.9.0-10.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64qemu-kvm-common-rhev10:2.9.0-10.el7qemu-kvm-common-rhev-10:2.9.0-10.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64qemu-kvm-rhev10:2.9.0-10.el7qemu-kvm-rhev-10:2.9.0-10.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64qemu-kvm-rhev-debuginfo10:2.9.0-10.el7qemu-kvm-rhev-debuginfo-10:2.9.0-10.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64qemu-kvm-tools-rhev10:2.9.0-10.el7qemu-kvm-tools-rhev-10:2.9.0-10.el7.x86_64.rpm

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13 May 2026 01:49Current
7.3High risk
Vulners AI Score7.3
CVSS 22.1
CVSS 3.16.5
EPSS0.00394
1