Public Date:
1172765: CVE-2014-8134 kernel: x86: espfix not working for 32-bit KVM paravirt guests
It was found that the espfix functionality does not work for 32-bit KVM paravirtualized guests. A local, unprivileged guest user could potentially use this flaw to leak kernel stack addresses.

Find out more about CVE-2014-8134 from the MITRE CVE dictionary dictionary and NIST NVD.


This issue did not affect the Linux kernel packages as shipped with Red
Hat Enterprise Linux 5 and 7, and Red Hat Enterprise Linux MRG 2.

CVSS v2 metrics

Base Score 1.9
Base Metrics AV:L/AC:M/Au:N/C:P/I:N/A:N
Access Vector Local
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None

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 6 (kernel) RHSA-2016:0855 2016-05-10

Affected Packages State

Platform Package State
Red Hat Enterprise MRG 2 kernel Not affected
Red Hat Enterprise Linux 7 kernel Not affected
Red Hat Enterprise Linux 5 kernel Not affected


Red Hat would like to thank Andy Lutomirski for reporting this issue.
Last Modified