CVE-2016-9106
First published: Fri Dec 09 2016(Updated: )
Memory leak in the v9fs_write function in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption) by leveraging failure to free an IO vector.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QEMU | <=2.7.1 | |
| SUSE Linux | =42.2 | |
| Debian Linux | =8.0 |
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Reference Links
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=fdfcc9aeea1492f4b819a24c94dfb678145b1bf9
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html
- http://www.openwall.com/lists/oss-security/2016/10/28/4
- http://www.openwall.com/lists/oss-security/2016/10/30/10
- http://www.securityfocus.com/bid/93964
- https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
- https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg02623.html
Frequently Asked Questions
What is the severity of CVE-2016-9106?
CVE-2016-9106 is classified as a medium severity vulnerability due to its potential to cause denial of service.
How do I fix CVE-2016-9106?
To mitigate CVE-2016-9106, update QEMU to version 2.8 or later, which addresses this memory leak issue.
Which software versions are affected by CVE-2016-9106?
CVE-2016-9106 affects QEMU versions up to 2.7.1, openSUSE Leap 42.2, and Debian 8.0.
How does CVE-2016-9106 exploit memory management?
CVE-2016-9106 takes advantage of the v9fs_write function's failure to free an IO vector, causing memory leaks.
Who can exploit CVE-2016-9106?
CVE-2016-9106 can be exploited by local guest OS administrators who have control over the affected QEMU instances.
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/author
- agent/severity
- agent/remedy
- agent/references
- agent/weakness
- agent/first-publish-date
- agent/event
- agent/description
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/qemu
- canonical/qemu
- version/qemu/2.7.1
- vendor/opensuse
- canonical/suse linux
- version/suse linux/42.2
- vendor/debian
- canonical/debian linux
- version/debian linux/8.0