Home/CVE/Xen, possibly before 4.0.2, allows local 64-bit PV guests to cause a denial of service (host crash) by specifying user m
CVE

CVE-2011-1166

Xen, possibly before 4.0.2, allows local 64-bit PV guests to cause a denial of service (host crash) by specifying user m

Xen, possibly before 4.0.2, allows local 64-bit PV guests to cause a denial of service (host crash) by specifying user mode execution without user-mode pagetables.

MEDIUM · CVSS 5.5 EPSS 0.00105
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

2
xen<= 4.0.1
xenall versions
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v2 (legacy) · secalert@redhat.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:A/AC:L/Au:S/C:N/I:N/A:C
Published to NVD07 Jan 2014 · 07:55 PM
⚑

Vendor Advisories

1
rhsaRHSA-2011:0833Moderate
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://downloads.avaya.com/css/P8/documents/100145416
http://rhn.redhat.com/errata/RHSA-2011-0833.html
http://wiki.xen.org/wiki/Security_Announcements#XSA-1_Host_crash_due_to_failure_to_correctly_validate_PV_kernel_execution_state.PatchVendor Advisory
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