Unrated severityNVD Advisory· Published Dec 13, 2012· Updated Jun 16, 2026
CVE-2012-5515
CVE-2012-5515
Description
The (1) XENMEM_decrease_reservation, (2) XENMEM_populate_physmap, and (3) XENMEM_exchange hypercalls in Xen 4.2 and earlier allow local guest administrators to cause a denial of service (long loop and hang) via a crafted extent_order value.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
29cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*+ 27 more
- cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*range: <=4.2.0
- cpe:2.3:o:xen:xen:3.0.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.0.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.0.4:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.1.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.1.4:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.3.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.3.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.3.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.4:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.4:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*
- (no CPE)range: <=4.2
Patches
Vulnerability mechanics
References
23- lists.xen.org/archives/html/xen-announce/2012-12/msg00001.htmlnvdVendor Advisory
- secunia.com/advisories/51397nvdVendor Advisory
- secunia.com/advisories/51468nvdVendor Advisory
- secunia.com/advisories/51486nvdVendor Advisory
- secunia.com/advisories/51487nvdVendor Advisory
- secunia.com/advisories/51495nvdVendor Advisory
- lists.opensuse.org/opensuse-security-announce/2012-12/msg00000.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2012-12/msg00018.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2012-12/msg00019.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2013-01/msg00011.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.htmlnvd
- lists.opensuse.org/opensuse-updates/2013-04/msg00051.htmlnvd
- lists.opensuse.org/opensuse-updates/2013-04/msg00052.htmlnvd
- secunia.com/advisories/55082nvd
- security.gentoo.org/glsa/glsa-201309-24.xmlnvd
- support.citrix.com/article/CTX135777nvd
- www.debian.org/security/2012/dsa-2582nvd
- www.openwall.com/lists/oss-security/2012/12/03/9nvd
- www.osvdb.org/88127nvd
- www.securityfocus.com/bid/56798nvd
- exchange.xforce.ibmcloud.com/vulnerabilities/80479nvd
News mentions
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