CVE-2016-6833: Use After Free
First published: Sat Dec 10 2016(Updated: )
Use-after-free vulnerability in the vmxnet3_io_bar0_write function in hw/net/vmxnet3.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (QEMU instance crash) by leveraging failure to check if the device is active.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QEMU qemu | <=2.6.2 | |
| QEMU qemu | =2.7.0-rc0 | |
| QEMU qemu | =2.7.0-rc1 | |
| QEMU qemu | =2.7.0-rc2 | |
| Debian Debian Linux | =8.0 |
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Reference Links
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=6c352ca9b4ee3e1e286ea9e8434bd8e69ac7d0d8
- http://www.openwall.com/lists/oss-security/2016/08/12/1
- http://www.openwall.com/lists/oss-security/2016/08/18/3
- http://www.securityfocus.com/bid/93255
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
- https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg01602.html
- https://security.gentoo.org/glsa/201609-01
- collector/nvd-index
- agent/references
- agent/weakness
- agent/severity
- agent/author
- agent/type
- agent/description
- agent/event
- agent/softwarecombine
- agent/first-publish-date
- agent/remedy
- agent/last-modified-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/qemu
- canonical/qemu qemu
- version/qemu qemu/2.6.2
- version/qemu qemu/2.7.0-rc0
- version/qemu qemu/2.7.0-rc1
- version/qemu qemu/2.7.0-rc2
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/8.0