The hypercall_create_continuation function in arch/arm/domain.c in Xen 4.4.x through 4.6.x allows local guest users to cause a denial of service (host crash) via a preemptible hypercall to the multicall interface.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade xen | Dec 14, 2015 | Nov 17, 2015 |
| Gentoo Linux | — | Upgrade app-emulation/pvgrub.Upgrade app-emulation/xen.Upgrade app-emulation/xen-pvgrub.Upgrade app-emulation/xen-tools. | Oct 30, 2017 | Nov 17, 2015 |
| Ubuntu | — | Upgrade xen | Nov 19, 2024 | Nov 17, 2015 |
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