Unrated severityNVD Advisory· Published Aug 22, 2014· Updated Jun 17, 2026
CVE-2014-5149
CVE-2014-5149
Description
Certain MMU virtualization operations in Xen 4.2.x through 4.4.x, when using shadow pagetables, are not preemptible, which allows local HVM guest to cause a denial of service (vcpu consumption) by invoking these operations, which process every page assigned to a guest, a different vulnerability than CVE-2014-5146.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
11cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*+ 7 more
- cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.3.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*
- (no CPE)range: >=4.2, <=4.4
Patches
Vulnerability mechanics
References
9- xenbits.xen.org/xsa/advisory-97.htmlnvdPatchVendor Advisory
- lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.htmlnvdThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.htmlnvdThird Party Advisory
- www.securityfocus.com/bid/69199nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1030723nvdThird Party AdvisoryVDB Entry
- lists.fedoraproject.org/pipermail/package-announce/2014-August/136980.htmlnvd
- lists.fedoraproject.org/pipermail/package-announce/2014-August/136981.htmlnvd
- exchange.xforce.ibmcloud.com/vulnerabilities/95235nvd
- security.gentoo.org/glsa/201504-04nvd
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