{"id":"UBUNTU-CVE-2019-8934","details":"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.","modified":"2025-09-08T16:45:18Z","published":"2019-03-21T16:01:00Z","upstream":["CVE-2019-8934"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-8934"},{"type":"REPORT","url":"https://lists.gnu.org/archive/html/qemu-devel/2019-02/msg04821.html"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-8934"}],"affected":[{"package":{"name":"qemu","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/qemu@2.0.0+dfsg-2ubuntu1.47+esm4?arch=source&distro=esm-infra-legacy/trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.5.0+dfsg-3ubuntu5","1.5.0+dfsg-3ubuntu6","1.6.0+dfsg-2ubuntu1","1.6.0+dfsg-2ubuntu2","1.6.0+dfsg-2ubuntu3","1.6.0+dfsg-2ubuntu4","1.7.0+dfsg-2ubuntu1","1.7.0+dfsg-2ubuntu2","1.7.0+dfsg-2ubuntu3","1.7.0+dfsg-2ubuntu4","1.7.0+dfsg-2ubuntu5","1.7.0+dfsg-2ubuntu7","1.7.0+dfsg-2ubuntu8","1.7.0+dfsg-2ubuntu9","1.7.0+dfsg-3ubuntu1~ppa1","1.7.0+dfsg-3ubuntu1","1.7.0+dfsg-3ubuntu2","1.7.0+dfsg-3ubuntu3","1.7.0+dfsg-3ubuntu4","1.7.0+dfsg-3ubuntu5","1.7.0+dfsg-3ubuntu6","1.7.0+dfsg-3ubuntu7","2.0.0~rc1+dfsg-0ubuntu1","2.0.0~rc1+dfsg-0ubuntu2","2.0.0~rc1+dfsg-0ubuntu3","2.0.0~rc1+dfsg-0ubuntu3.1","2.0.0+dfsg-2ubuntu1","2.0.0+dfsg-2ubuntu1.1","2.0.0+dfsg-2ubuntu1.2","2.0.0+dfsg-2ubuntu1.3","2.0.0+dfsg-2ubuntu1.5","2.0.0+dfsg-2ubuntu1.6","2.0.0+dfsg-2ubuntu1.7","2.0.0+dfsg-2ubuntu1.8","2.0.0+dfsg-2ubuntu1.9","2.0.0+dfsg-2ubuntu1.10","2.0.0+dfsg-2ubuntu1.11","2.0.0+dfsg-2ubuntu1.13","2.0.0+dfsg-2ubuntu1.14","2.0.0+dfsg-2ubuntu1.15","2.0.0+dfsg-2ubuntu1.16","2.0.0+dfsg-2ubuntu1.17","2.0.0+dfsg-2ubuntu1.18","2.0.0+dfsg-2ubuntu1.19","2.0.0+dfsg-2ubuntu1.20","2.0.0+dfsg-2ubuntu1.21","2.0.0+dfsg-2ubuntu1.22","2.0.0+dfsg-2ubuntu1.24","2.0.0+dfsg-2ubuntu1.25","2.0.0+dfsg-2ubuntu1.26","2.0.0+dfsg-2ubuntu1.27","2.0.0+dfsg-2ubuntu1.28","2.0.0+dfsg-2ubuntu1.29","2.0.0+dfsg-2ubuntu1.30","2.0.0+dfsg-2ubuntu1.31","2.0.0+dfsg-2ubuntu1.32","2.0.0+dfsg-2ubuntu1.33","2.0.0+dfsg-2ubuntu1.34","2.0.0+dfsg-2ubuntu1.35","2.0.0+dfsg-2ubuntu1.36","2.0.0+dfsg-2ubuntu1.38","2.0.0+dfsg-2ubuntu1.39","2.0.0+dfsg-2ubuntu1.40","2.0.0+dfsg-2ubuntu1.41","2.0.0+dfsg-2ubuntu1.42","2.0.0+dfsg-2ubuntu1.43","2.0.0+dfsg-2ubuntu1.44","2.0.0+dfsg-2ubuntu1.45","2.0.0+dfsg-2ubuntu1.46","2.0.0+dfsg-2ubuntu1.47","2.0.0+dfsg-2ubuntu1.47+esm1","2.0.0+dfsg-2ubuntu1.47+esm2","2.0.0+dfsg-2ubuntu1.47+esm3","2.0.0+dfsg-2ubuntu1.47+esm4"],"ecosystem_specific":{"binaries":[{"binary_name":"qemu","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-common","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-guest-agent","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-keymaps","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-kvm","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-system","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-system-aarch64","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-system-arm","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-system-common","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-system-mips","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-system-misc","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-system-ppc","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-system-sparc","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-system-x86","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-user","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-user-static","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"},{"binary_name":"qemu-utils","binary_version":"2.0.0+dfsg-2ubuntu1.47+esm4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-8934.json"}},{"package":{"name":"qemu","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/qemu@1:2.5+dfsg-5ubuntu10.51+esm3?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:2.3+dfsg-5ubuntu9","1:2.3+dfsg-5ubuntu10","1:2.4+dfsg-4ubuntu1","1:2.4+dfsg-4ubuntu2","1:2.4+dfsg-4ubuntu3","1:2.4+dfsg-5ubuntu3","1:2.5+dfsg-1ubuntu2","1:2.5+dfsg-1ubuntu3","1:2.5+dfsg-1ubuntu4","1:2.5+dfsg-1ubuntu5","1:2.5+dfsg-5ubuntu1","1:2.5+dfsg-5ubuntu2","1:2.5+dfsg-5ubuntu4","1:2.5+dfsg-5ubuntu6","1:2.5+dfsg-5ubuntu7","1:2.5+dfsg-5ubuntu10","1:2.5+dfsg-5ubuntu10.1","1:2.5+dfsg-5ubuntu10.2","1:2.5+dfsg-5ubuntu10.3","1:2.5+dfsg-5ubuntu10.4","1:2.5+dfsg-5ubuntu10.5","1:2.5+dfsg-5ubuntu10.6","1:2.5+dfsg-5ubuntu10.7","1:2.5+dfsg-5ubuntu10.8","1:2.5+dfsg-5ubuntu10.9","1:2.5+dfsg-5ubuntu10.10","1:2.5+dfsg-5ubuntu10.11","1:2.5+dfsg-5ubuntu10.13","1:2.5+dfsg-5ubuntu10.14","1:2.5+dfsg-5ubuntu10.15","1:2.5+dfsg-5ubuntu10.16","1:2.5+dfsg-5ubuntu10.20","1:2.5+dfsg-5ubuntu10.21","1:2.5+dfsg-5ubuntu10.22","1:2.5+dfsg-5ubuntu10.24",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