← Vulnerability feed

Vulnerability record · CVE-2012-5512 · published 13 December 2012

CVE-2012-5512: Citrix xenserver vulnerability

Citrix · Xenserver

Array index error in the HVMOP_set_mem_access handler in Xen 4.1 allows local HVM guest OS administrators to cause a denial of service (crash) or obtain sensitive information via unspecified vectors.

3.2 CVSS 2.0 Low EPSS 0.41% · top 67.4% CWE-16 · CWE-16
3.2CVSS 2.0 base score
0.41%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
28References
16 Jun 2026Last modified by NVD

Description

Array index error in the HVMOP_set_mem_access handler in Xen 4.1 allows local HVM guest OS administrators to cause a denial of service (crash) or obtain sensitive information via unspecified vectors.

AV:L/AC:L/Au:S/C:P/I:N/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00018.html
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00019.html
http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00011.html
http://secunia.com/advisories/51397 Vendor Advisory
http://secunia.com/advisories/51486 Vendor Advisory
http://secunia.com/advisories/51487 Vendor Advisory
http://secunia.com/advisories/55082
http://security.gentoo.org/glsa/glsa-201309-24.xml
http://support.citrix.com/article/CTX135777 PatchVendor Advisory
http://www.openwall.com/lists/oss-security/2012/12/03/7
http://www.osvdb.org/88132
http://www.securityfocus.com/bid/56799
https://exchange.xforce.ibmcloud.com/vulnerabilities/80481
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00018.html
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00019.html
http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00011.html
http://secunia.com/advisories/51397 Vendor Advisory
http://secunia.com/advisories/51486 Vendor Advisory
http://secunia.com/advisories/51487 Vendor Advisory
http://secunia.com/advisories/55082
http://security.gentoo.org/glsa/glsa-201309-24.xml
http://support.citrix.com/article/CTX135777 PatchVendor Advisory
http://www.openwall.com/lists/oss-security/2012/12/03/7
http://www.osvdb.org/88132
http://www.securityfocus.com/bid/56799
https://exchange.xforce.ibmcloud.com/vulnerabilities/80481

Track CVE-2012-5512 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2014-4947Citrix xenserver memory buffer overflow vulnerabilityBuffer overflow in the HVM graphics console support in Citrix XenServer 6.2 Service Pack 1 and earlier has unspecified impact and attack vectors.EPSS 5.4%9.9CVE-2016-9603Qemu heap-based buffer overflow vulnerabilityA heap buffer overflow flaw was found in QEMU's Cirrus CLGD 54xx VGA emulator's VNC display driver support before 2.9; the issue could occur when a V…EPSS 4.4%9.9CVE-2017-2620Qemu out-of-bounds write vulnerabilityQuick emulator (QEMU) before 2.8 built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to an out-of-bounds access issue. The issue could…EPSS 3.6%9.8CVE-2018-14007Citrix XenServer directory traversal flawCitrix XenServer 7.1 and newer contains a directory traversal vulnerability (CWE-22) that lets a remote, unauthenticated attacker reach files outside…EPSS 56%analysed9.8CVE-2015-7705Ntp improper input validation vulnerabilityThe rate limiting feature in NTP 4.x before 4.2.8p4 and 4.3.x before 4.3.77 allows remote attackers to have unspecified impact via a large number of …EPSS 12%9.8CVE-2016-5302Citrix xenserver improper access control vulnerabilityCitrix XenServer 7.0 before Hotfix XS70E003, when a deployment has been upgraded from an earlier release, might allow remote attackers on the managem…EPSS 2.6%9.1CVE-2017-2615Qemu out-of-bounds write vulnerabilityQuick emulator (QEMU) built with the Cirrus CLGD 54xx VGA emulator support is vulnerable to an out-of-bounds access issue. It could occur while copyi…EPSS 3.6%8.8CVE-2017-12134Xen vulnerabilityThe xen_biovec_phys_mergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and con…EPSS 0.50%

Source: NIST National Vulnerability Database (record CVE-2012-5512), CISA KEV, FIRST EPSS (scores of 2026-10-05). This page is refreshed as NVD updates the record.