GNTTABOP_swap_grant_ref in Xen 4.2 through 4.5 does not check the grant table operation version, which allows local guest domains to cause a denial of service (NULL pointer dereference) via a hypercall without a GNTTABOP_setup_table or GNTTABOP_set_version.
Advisories
Source ID Title
Debian DSA Debian DSA DSA-3286-1 xen security update
EUVD EUVD EUVD-2015-4187 GNTTABOP_swap_grant_ref in Xen 4.2 through 4.5 does not check the grant table operation version, which allows local guest domains to cause a denial of service (NULL pointer dereference) via a hypercall without a GNTTABOP_setup_table or GNTTABOP_set_version.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T06:04:02.761Z

Reserved: 2015-06-02T00:00:00

Link: CVE-2015-4163

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2015-06-15T15:59:12.413

Modified: 2025-04-12T10:46:40.837

Link: CVE-2015-4163

cve-icon Redhat

Severity : Moderate

Publid Date: 2015-06-11T00:00:00Z

Links: CVE-2015-4163 - Bugzilla

cve-icon OpenCVE Enrichment

No data.