CVE-2016-8669: Divide by Zero
First published: Fri Oct 14 2016(Updated: )
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.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QEMU qemu | <=2.7.1 | |
| openSUSE Leap | =42.2 | |
| Redhat Openstack | =6.0 | |
| Redhat Openstack | =7.0 | |
| Redhat Openstack | =8 | |
| Redhat Openstack | =9 | |
| Redhat Openstack | =10 | |
| Redhat Openstack | =11 | |
| Redhat Virtualization | =4.0 | |
| Redhat Enterprise Linux | =7.0 | |
| Debian Debian Linux | =8.0 |
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Reference Links
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=3592fe0c919cf27a81d8e9f9b4f269553418bb01
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html
- http://www.openwall.com/lists/oss-security/2016/10/14/9
- http://www.openwall.com/lists/oss-security/2016/10/15/5
- http://www.securityfocus.com/bid/93563
- https://access.redhat.com/errata/RHSA-2017:2392
- https://access.redhat.com/errata/RHSA-2017:2408
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
- https://security.gentoo.org/glsa/201611-11
- https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg02461.html
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1384910
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1384911
- http://seclists.org/oss-sec/2016/q4/137
- https://bugzilla.redhat.com/show_bug.cgi?id=1384909
- collector/nvd-index
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- agent/softwarecombine
- collector/redhat-bugzilla
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- alias/CVE-2016-8669
- agent/tags
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- agent/event
- collector/mitre-cve
- source/MITRE
- vendor/qemu
- canonical/qemu qemu
- version/qemu qemu/2.7.1
- vendor/opensuse
- canonical/opensuse leap
- version/opensuse leap/42.2
- vendor/redhat
- canonical/redhat openstack
- version/redhat openstack/6.0
- version/redhat openstack/7.0
- version/redhat openstack/8
- version/redhat openstack/9
- version/redhat openstack/10
- version/redhat openstack/11
- canonical/redhat virtualization
- version/redhat virtualization/4.0
- canonical/redhat enterprise linux
- version/redhat enterprise linux/7.0
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/8.0