hw/ppc/spapr.c in QEMU through 3.1.0 allows Information Exposure because the hypervisor shares the /proc/device-tree/system-id and /proc/device-tree/model system attributes with a guest.
{ "versions": [ { "introduced": "0" }, { "last_affected": "3.1.0" } ] }
[ { "events": [ { "introduced": "0" }, { "last_affected": "15.0" } ] }, { "events": [ { "introduced": "0" }, { "last_affected": "42.3" } ] } ]
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-8934.json"