CVE-2016-9907
First published: Wed Dec 07 2016(Updated: )
Quick Emulator (Qemu) built with the USB redirector usb-guest support is vulnerable to a memory leakage flaw. It could occur while destroying the USB redirector in 'usbredir_handle_destroy'. A guest user/process could use this issue to leak host memory, resulting in DoS for a host.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QEMU | <=2.7.1 | |
| Debian | =8.0 | |
| Red Hat OpenStack for IBM Power | =6.0 | |
| Red Hat OpenStack for IBM Power | =7.0 | |
| Red Hat OpenStack for IBM Power | =8 | |
| Red Hat OpenStack for IBM Power | =9 | |
| Red Hat OpenStack for IBM Power | =10 | |
| Red Hat OpenStack for IBM Power | =11 | |
| Red Hat Enterprise Virtualization | =4.0 | |
| Red Hat Enterprise Linux | =7.0 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2016-9907?
CVE-2016-9907 has a medium severity rating due to its potential to cause a denial of service by leaking host memory.
How do I fix CVE-2016-9907?
To fix CVE-2016-9907, update QEMU to version 2.8 or later, or apply the relevant patches provided by your Linux distribution.
Which versions of QEMU are affected by CVE-2016-9907?
QEMU versions up to 2.7.1 are affected by CVE-2016-9907.
What can happen if CVE-2016-9907 is exploited?
If exploited, CVE-2016-9907 can lead to memory leakage, resulting in a denial of service for the host machine.
Is CVE-2016-9907 present in Red Hat OpenStack?
Yes, CVE-2016-9907 affects several versions of Red Hat OpenStack, including versions 6.0 through 11.
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