CVE-2016-8669

MEDIUM

QEMU - DoS

Title source: llm

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.

References (9)

[Patch] http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=3592fe0c919cf27a81d8e9f9b4f269553418bb01

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html

[Mailing List, Patch, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/10/14/9

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/10/15/5

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/93563

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:2392

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:2408

[Mailing List, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html

[Third Party Advisory] https://security.gentoo.org/glsa/201611-11

Scores

CVSS v3 6.0

EPSS 0.0009

EPSS Percentile 26.1%

Attack Vector LOCAL

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

Classification

CWE

CWE-369

Status draft

Affected Products (10)

qemu/qemu < 2.7.1

opensuse/leap

redhat/openstack

redhat/openstack

redhat/openstack

redhat/openstack

redhat/openstack

redhat/openstack

redhat/virtualization

debian/debian_linux

Timeline

Published Nov 04, 2016

Tracked Since Feb 18, 2026