Medium severity6.0NVD Advisory· Published Nov 4, 2016· Updated Jun 17, 2026

CVE-2016-8669

Description

The serial_update_parameters function in hw/char/serial.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (divide-by-zero error and QEMU process crash) via vectors involving a value of divider greater than baud base.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

QEMU/Qemu2 versions
cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*range: <=2.7.1
- (no CPE)
Red Hat/Openstack6 versions
cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*+ 5 more
- cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:11:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:6.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:8:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:9:*:*:*:*:*:*:*
Red Hat/Virtualization
cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*
Debian/linux
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
OpenSUSE/Leap
cpe:2.3:o:opensuse:leap:42.2:*:*:*:*:*:*:*
osv-coords32 versions
pkg:rpm/opensuse/qemu&distro=openSUSE%20Tumbleweed pkg:rpm/opensuse/xen&distro=openSUSE%20Tumbleweed pkg:rpm/suse/kvm&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4 pkg:rpm/suse/kvm&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4 pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1 pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2 pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1 pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2 pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSS pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2 pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012 pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1 pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSS pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSS pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSS pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1 pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP2 pkg:rpm/suse/xen&distro=SUSE%20Manager%202.1 pkg:rpm/suse/xen&distro=SUSE%20Manager%20Proxy%202.1 pkg:rpm/suse/xen&distro=SUSE%20OpenStack%20Cloud%205
< 6.1.0-32.1+ 31 more
- (no CPE)range: < 6.1.0-32.1
- (no CPE)range: < 4.15.1_01-1.2
- (no CPE)range: < 1.4.2-50.1
- (no CPE)range: < 1.4.2-50.1
- (no CPE)range: < 2.3.1-24.6
- (no CPE)range: < 2.6.2-31.2
- (no CPE)range: < 2.3.1-24.6
- (no CPE)range: < 2.6.2-31.2
- (no CPE)range: < 2.0.2-48.25.1
- (no CPE)range: < 2.6.2-31.2
- (no CPE)range: < 2.0.2-48.25.1
- (no CPE)range: < 2.3.1-24.6
- (no CPE)range: < 2.6.2-31.2
- (no CPE)range: < 4.5.5_02-22.3.1
- (no CPE)range: < 4.7.1_02-25.1
- (no CPE)range: < 4.2.5_21-30.1
- (no CPE)range: < 4.1.6_08-32.1
- (no CPE)range: < 4.2.5_21-30.1
- (no CPE)range: < 4.4.4_10-43.5
- (no CPE)range: < 4.5.5_02-22.3.1
- (no CPE)range: < 4.7.1_02-25.1
- (no CPE)range: < 4.4.4_05-22.25.1
- (no CPE)range: < 4.4.4_10-43.5
- (no CPE)range: < 4.4.4_05-22.25.1
- (no CPE)range: < 4.5.5_02-22.3.1
- (no CPE)range: < 4.7.1_02-25.1
- (no CPE)range: < 4.4.4_10-43.5
- (no CPE)range: < 4.5.5_02-22.3.1
- (no CPE)range: < 4.7.1_02-25.1
- (no CPE)range: < 4.2.5_21-30.1
- (no CPE)range: < 4.2.5_21-30.1
- (no CPE)range: < 4.2.5_21-30.1

Patches

Vulnerability mechanics

References

www.openwall.com/lists/oss-security/2016/10/14/9nvdMailing ListPatchThird Party Advisory
lists.opensuse.org/opensuse-updates/2016-12/msg00140.htmlnvdMailing ListThird Party Advisory
www.openwall.com/lists/oss-security/2016/10/15/5nvdMailing ListThird Party Advisory
www.securityfocus.com/bid/93563nvdThird Party AdvisoryVDB Entry
access.redhat.com/errata/RHSA-2017:2392nvdThird Party Advisory
access.redhat.com/errata/RHSA-2017:2408nvdThird Party Advisory
lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlnvdMailing ListThird Party Advisory
security.gentoo.org/glsa/201611-11nvdThird Party Advisory
git.qemu.orgnvd

News mentions

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cvss	0.390
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000