Vulnerability Details : CVE-2011-1936
Xen, when using x86 Intel processors and the VMX virtualization extension is enabled, does not properly handle cpuid instruction emulation when exiting the VM, which allows local guest users to cause a denial of service (guest crash) via unspecified vectors.
Vulnerability category: Denial of service
Products affected by CVE-2011-1936
- cpe:2.3:o:xen:xen:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2011-1936
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 22 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2011-1936
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:A/AC:H/Au:N/C:N/I:N/A:C |
3.2
|
6.9
|
NIST |
References for CVE-2011-1936
-
http://www.openwall.com/lists/oss-security/2011/07/07/3
oss-security - CVE-2011-1780, CVE-2011-1936, kernel/xen issues
-
http://rhn.redhat.com/errata/RHSA-2011-0927.html
RHSA-2011:0927 - Security Advisory - Red Hat Customer Portal
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