CVE-2016-5242

published 2016-06-07

CVE-2016-5242: The p2m_teardown function in arch/arm/p2m.c in Xen 4.4.x through 4.6.x allows local guest OS users with access to the driver domain to cause a denial of…

Priority P4 18 medium 5.6 CVSS 3.0

AV L AC H PR L UI N S C C N I N A H

The p2m_teardown function in arch/arm/p2m.c in Xen 4.4.x through 4.6.x allows local guest OS users with access to the driver domain to cause a denial of service (NULL pointer dereference and host OS crash) by creating concurrent domains and holding references to them, related to VMID exhaustion.

Affected

16 ranges

Vendor	Product	Version range	Fixed in
debian	xen	< xen 4.8.0~rc3-1 (bookworm)	xen 4.8.0~rc3-1 (bookworm)
xen	xen	—	—
xen	xen	—	—
xen	xen	—	—
xen	xen	—	—
xen	xen	—	—
xen	xen	—	—
xen	xen	—	—
xen	xen	—	—
xen	xen	—	—
xen	xen	—	—
xen	xen	—	—
xen	xen	>= 0 < 4.8.0~rc3-1	4.8.0~rc3-1
xen	xen	>= 0 < 4.8.0~rc3-1	4.8.0~rc3-1
xen	xen	>= 0 < 4.8.0~rc3-1	4.8.0~rc3-1
xen	xen	>= 0 < 4.8.0~rc3-1	4.8.0~rc3-1

CVSS provenance

nvd v3.0 5.6 MEDIUM CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H

nvd v2.0 4.7 MEDIUM AV:L/AC:M/Au:N/C:N/I:N/A:C

osv 5.6 MEDIUM

vendor_debian 5.6 MEDIUM

vendor_redhat 5.6 MEDIUM

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