CVE-2013-2077
First published: Wed Aug 28 2013(Updated: )
Xen 4.0.x, 4.1.x, and 4.2.x does not properly restrict the contents of a XRSTOR, which allows local PV guest users to cause a denial of service (unhandled exception and hypervisor crash) via unspecified vectors.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Xen xen-unstable | =4.0.0 | |
| Xen xen-unstable | =4.0.1 | |
| Xen xen-unstable | =4.0.2 | |
| Xen xen-unstable | =4.0.3 | |
| Xen xen-unstable | =4.0.4 | |
| Xen xen-unstable | =4.1.0 | |
| Xen xen-unstable | =4.1.1 | |
| Xen xen-unstable | =4.1.2 | |
| Xen xen-unstable | =4.1.3 | |
| Xen xen-unstable | =4.1.4 | |
| Xen xen-unstable | =4.1.5 | |
| Xen xen-unstable | =4.2.0 | |
| Xen xen-unstable | =4.2.1 | |
| Xen xen-unstable | =4.2.2 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2013-2077?
CVE-2013-2077 has a high severity rating due to its potential to cause a denial of service and hypervisor crash.
How do I fix CVE-2013-2077?
To fix CVE-2013-2077, upgrade to a version of Xen that addresses this vulnerability, specifically versions beyond 4.2.2.
Who is affected by CVE-2013-2077?
CVE-2013-2077 affects local PV guest users on Xen versions 4.0.x, 4.1.x, and 4.2.x.
What kind of attacks can exploit CVE-2013-2077?
CVE-2013-2077 can be exploited through unspecified vectors that trigger unhandled exceptions in the hypervisor.
When was CVE-2013-2077 discovered?
CVE-2013-2077 was publicly disclosed in 2013.
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- vendor/xen
- canonical/xen xen-unstable
- version/xen xen-unstable/4.0.0
- version/xen xen-unstable/4.0.1
- version/xen xen-unstable/4.0.2
- version/xen xen-unstable/4.0.3
- version/xen xen-unstable/4.0.4
- version/xen xen-unstable/4.1.0
- version/xen xen-unstable/4.1.1
- version/xen xen-unstable/4.1.2
- version/xen xen-unstable/4.1.3
- version/xen xen-unstable/4.1.4
- version/xen xen-unstable/4.1.5
- version/xen xen-unstable/4.2.0
- version/xen xen-unstable/4.2.1
- version/xen xen-unstable/4.2.2