CVE Database


Impact: Moderate
Public: 2009-05-13
Bugzilla: 500945: CVE-2009-1758 kernel: xen: local denial of service


The MITRE CVE dictionary describes this issue as:

The hypervisor_callback function in Xen, possibly before 3.4.0, as applied to the Linux kernel 2.6.30-rc4, 2.6.18, and probably other versions allows guest user applications to cause a denial of service (kernel oops) of the guest OS by triggering a segmentation fault in "certain address ranges."

Find out more about CVE-2009-1758 from the MITRE CVE dictionary and NIST NVD.


This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, and Red Hat Enterprise MRG. It was addressed in Red Hat Enterprise Linux 4 and 5 via and .

CVSS v2 metrics

Base Score: 4.9
Base Metrics: AV:L/AC:L/Au:N/C:N/I:N/A:C
Access Vector: Local
Access Complexity: Low
Authentication: None
Confidentiality Impact: None
Integrity Impact: None
Availability Impact: Complete

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 4 (kernel) RHSA-2009:1132 June 30, 2009
Red Hat Enterprise Linux version 5 (kernel) RHSA-2009:1106 June 16, 2009

External References

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For clarification or corrections please contact the Red Hat Security Response Team.