Xen before 4.1.x, 4.2.x, and 4.3.x does not take the page_alloc_lock and grant_table.lock in the same order, which allows local guest administrators with access to multiple vcpus to cause a denial of service (host deadlock) via unspecified vectors.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | xen | < 4.4.0-1 | xen_4.4.0-1_all.deb |
Debian | 11 | all | xen | < 4.4.0-1 | xen_4.4.0-1_all.deb |
Debian | 10 | all | xen | < 4.4.0-1 | xen_4.4.0-1_all.deb |
Debian | 999 | all | xen | < 4.4.0-1 | xen_4.4.0-1_all.deb |
Debian | 13 | all | xen | < 4.4.0-1 | xen_4.4.0-1_all.deb |