CVE-2012-5510

Description

Xen 4.x, when downgrading the grant table version, does not properly remove the status page from the tracking list when freeing the page, which allows local guest OS administrators to cause a denial of service (hypervisor crash) via unspecified vectors.

4.7

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 0.09%

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Affected: n/a n/a

References

Link	Tags
http://www.openwall.com/lists/oss-security/2012/12/03/6	mailing list
http://secunia.com/advisories/55082	third party advisory
http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00011.html	vendor advisory
http://lists.opensuse.org/opensuse-updates/2013-04/msg00052.html	vendor advisory
http://support.citrix.com/article/CTX135777
http://security.gentoo.org/glsa/glsa-201309-24.xml	vendor advisory
http://www.debian.org/security/2012/dsa-2582	vendor advisory
http://secunia.com/advisories/51397	third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00018.html	vendor advisory
http://secunia.com/advisories/51486	third party advisory vendor advisory
http://secunia.com/advisories/51487	third party advisory vendor advisory
http://www.securityfocus.com/bid/56794	vdb entry
http://secunia.com/advisories/51468	third party advisory vendor advisory
http://lists.opensuse.org/opensuse-updates/2013-04/msg00051.html	vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html	vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00019.html	vendor advisory
http://www.osvdb.org/88128	vdb entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/80478	vdb entry
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2012-5510?: CVE-2012-5510 has been scored as a medium severity vulnerability.
How to fix CVE-2012-5510?: To fix CVE-2012-5510, 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-2012-5510 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2012-5510 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.