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 service (NULL pointer dereference and host OS crash) by creating concurrent domains and holding references to them, related to VMID exhaustion.
| Software | From | Fixed in |
|---|---|---|
| xen / xen | 4.6.0 | 4.6.0.x |
| xen / xen | 4.5.2 | 4.5.2.x |
| xen / xen | 4.4.2 | 4.4.2.x |
| xen / xen | 4.4.4 | 4.4.4.x |
| xen / xen | 4.4.3 | 4.4.3.x |
| xen / xen | 4.4.0-rc1 | 4.4.0-rc1.x |
| xen / xen | 4.6.1 | 4.6.1.x |
| xen / xen | 4.5.3 | 4.5.3.x |
| xen / xen | 4.5.1 | 4.5.1.x |
| xen / xen | 4.4.1 | 4.4.1.x |
| xen / xen | 4.5.0 | 4.5.0.x |
| xen / xen | 4.4.0 | 4.4.0.x |
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