Certain MMU virtualization operations in Xen 4.2.x through 4.4.x before the xsa97-hap patch, when using Hardware Assisted Paging (HAP), 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-2014-5149.
References
Link | Resource |
---|---|
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136980.html | |
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136981.html | |
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html | Third Party Advisory |
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html | Third Party Advisory |
http://www.securityfocus.com/bid/69198 | Third Party Advisory VDB Entry |
http://www.securitytracker.com/id/1030723 | Third Party Advisory VDB Entry |
http://xenbits.xen.org/xsa/advisory-97.html | Patch Vendor Advisory |
https://exchange.xforce.ibmcloud.com/vulnerabilities/95234 | |
https://security.gentoo.org/glsa/201504-04 |
History
No history.
MITRE Information
Status: PUBLISHED
Assigner: mitre
Published: 2014-08-22T14:00:00
Updated: 2017-08-28T12:57:01
Reserved: 2014-07-30T00:00:00
Link: CVE-2014-5146
JSON object: View
NVD Information
Status : Modified
Published: 2014-08-22T14:55:08.283
Modified: 2018-10-30T16:27:35.843
Link: CVE-2014-5146
JSON object: View
Redhat Information
No data.
CWE