CVE-2014-9030

Impact:
Low
Public Date:
2014-11-20
CWE:
CWE-772
Bugzilla:
1166913: CVE-2014-9030 kernel: xen: Guest effectable page reference leak in MMU_MACHPHYS_UPDATE handling

The MITRE CVE dictionary describes this issue as:

The do_mmu_update function in arch/x86/mm.c in Xen 3.2.x through 4.4.x does not properly manage page references, which allows remote domains to cause a denial of service by leveraging control over an HVM guest and a crafted MMU_MACHPHYS_UPDATE.

Find out more about CVE-2014-9030 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

Red Hat Enterprise Linux 5 is now in Production 3 Phase of the support and maintenance life cycle. This has been rated as having Low security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 4.3
Base Metrics AV:A/AC:H/Au:S/C:N/I:N/A:C
Access Vector Adjacent Network
Access Complexity High
Authentication Single
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete

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

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 5 kernel-xen Will not fix

Acknowledgements

Red Hat would like to thank the Xen project for reporting this issue.

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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