CVE-2014-9065

Description

common/spinlock.c in Xen 4.4.x and earlier does not properly handle read and write locks, which allows local x86 guest users to cause a denial of service (write denial or NMI watchdog timeout and host crash) via a large number of read requests, a different vulnerability to CVE-2014-9066.

Category

4.4
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.07%
Vendor Advisory gentoo.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory xen.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://xenbits.xen.org/xsa/advisory-114.html patch vendor advisory
https://security.gentoo.org/glsa/201504-04 third party advisory vendor advisory
http://www.securityfocus.com/bid/71544 vdb entry third party advisory
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html third party advisory vendor advisory
http://www.openwall.com/lists/oss-security/2014/12/08/4 third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2014-9065?
CVE-2014-9065 has been scored as a medium severity vulnerability.
How to fix CVE-2014-9065?
To fix CVE-2014-9065, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-9065 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2014-9065 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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