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.
CVSS Details
- CVSS 3.1 Base Score: 5.6
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | alpine-linux-upgrade-xen | Sep 20, 2017 | Jun 7, 2016 |
| Debian | debian-upgrade-xen | Jul 28, 2016 | Jun 7, 2016 | |
| Ubuntu | ubuntu-upgrade-xen | Nov 19, 2024 | Jun 7, 2016 |
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