CVE-2014-8595

Description

arch/x86/x86_emulate/x86_emulate.c in Xen 3.2.1 through 4.4.x does not properly check privileges, which allows local HVM guest users to gain privileges or cause a denial of service (crash) via a crafted (1) CALL, (2) JMP, (3) RETF, (4) LCALL, (5) LJMP, or (6) LRET far branch instruction.

Category

1.9
CVSS
Severity: Low
CVSS 2.0 •
EPSS 0.07%
Vendor Advisory gentoo.org Vendor Advisory debian.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
https://security.gentoo.org/glsa/201504-04 vendor advisory
http://secunia.com/advisories/62672 third party advisory
http://support.citrix.com/article/CTX201794
http://support.citrix.com/article/CTX200288
http://www.debian.org/security/2015/dsa-3140 third party advisory vendor advisory
http://secunia.com/advisories/62537 third party advisory
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html third party advisory vendor advisory
http://www.securityfocus.com/bid/71151 vdb entry
http://xenbits.xen.org/xsa/advisory-110.html patch vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html third party advisory vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/98768 vdb entry

Frequently Asked Questions

What is the severity of CVE-2014-8595?
CVE-2014-8595 has been scored as a low severity vulnerability.
How to fix CVE-2014-8595?
To fix CVE-2014-8595, 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-2014-8595 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2014-8595 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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