{"id":"UBUNTU-CVE-2019-18389","details":"A heap-based buffer overflow in the vrend_renderer_transfer_write_iov function in vrend_renderer.c in virglrenderer through 0.8.0 allows guest OS users to cause a denial of service, or QEMU guest-to-host escape and code execution, via VIRGL_CCMD_RESOURCE_INLINE_WRITE commands.","modified":"2026-04-22T13:38:43.525768Z","published":"2019-12-23T16:15:00Z","upstream":["CVE-2019-18389"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-18389"},{"type":"REPORT","url":"https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-18389"}],"affected":[{"package":{"name":"virglrenderer","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/virglrenderer@0.6.0-2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.6.0-1","0.6.0-2"],"ecosystem_specific":{"binaries":[{"binary_version":"0.6.0-2","binary_name":"libvirglrenderer0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-18389.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}