CVE-2016-9816
First published: Mon Feb 27 2017(Updated: )
Xen through 4.7.x allows local ARM guest OS users to cause a denial of service (host crash) via vectors involving an asynchronous abort while at EL2.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Xen xen-unstable | =4.7.0 | |
| Xen xen-unstable | =4.7.1 |
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Reference Links
- http://www.openwall.com/lists/oss-security/2016/11/29/3
- http://www.openwall.com/lists/oss-security/2016/12/05/7
- http://www.securityfocus.com/bid/94581
- http://www.securitytracker.com/id/1037358
- http://xenbits.xen.org/xsa/advisory-201.html
- http://xenbits.xen.org/xsa/xsa201-2.patch
- https://security.gentoo.org/glsa/201612-56
Frequently Asked Questions
What is the severity of CVE-2016-9816?
CVE-2016-9816 is classified as a medium severity vulnerability, leading to a denial of service on the host.
How do I fix CVE-2016-9816?
To fix CVE-2016-9816, upgrade your Xen hypervisor to a version higher than 4.7.1 where this vulnerability has been addressed.
What impact does CVE-2016-9816 have on my system?
CVE-2016-9816 can allow local ARM guest OS users to crash the host system, disrupting services and availability.
Which versions of Xen are affected by CVE-2016-9816?
CVE-2016-9816 affects Xen versions 4.7.0 and 4.7.1.
Who is vulnerable to CVE-2016-9816?
Users operating affected versions of Xen with local ARM guest OSs are vulnerable to CVE-2016-9816.
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- collector/mitre-cve
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- canonical/xen xen-unstable
- version/xen xen-unstable/4.7.0
- version/xen xen-unstable/4.7.1