The do_mmu_update function in arch/x86/mm.c in Xen 4.x through 4.4.x does not properly restrict updates to only PV page tables, which allows remote PV guests to cause a denial of service (NULL pointer dereference) by leveraging hardware emulation services for HVM guests using Hardware Assisted Paging (HAP).
History

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cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2014-11-19T18:00:00

Updated: 2017-09-07T15:57:01

Reserved: 2014-11-04T00:00:00


Link: CVE-2014-8594

JSON object: View

cve-icon NVD Information

Status : Modified

Published: 2014-11-19T18:59:10.533

Modified: 2018-10-30T16:27:35.843


Link: CVE-2014-8594

JSON object: View

cve-icon Redhat Information

No data.

CWE