{"id":"UBUNTU-CVE-2019-18391","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 via VIRGL_CCMD_RESOURCE_INLINE_WRITE commands.","modified":"2026-04-22T12:14:49.240744Z","published":"2019-12-23T16:15:00Z","upstream":["CVE-2019-18391"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-18391"},{"type":"REPORT","url":"https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-18391"}],"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-2019-18391.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:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}