{"id":"UBUNTU-CVE-2018-18954","details":"The pnv_lpc_do_eccb function in hw/ppc/pnv_lpc.c in Qemu before 3.1 allows out-of-bounds write or read access to PowerNV memory.","modified":"2026-02-04T04:13:37.598422Z","published":"2018-11-15T00:00:00Z","related":["USN-3826-1"],"upstream":["CVE-2018-18954"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-18954"},{"type":"REPORT","url":"https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg00446.html"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3826-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-18954"}],"affected":[{"package":{"name":"qemu","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/qemu@1:2.11+dfsg-1ubuntu7.8?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.11+dfsg-1ubuntu7.8"}]}],"versions":["1:2.10+dfsg-0ubuntu3","1:2.10+dfsg-0ubuntu4","1:2.10+dfsg-0ubuntu5","1:2.11+dfsg-1ubuntu1","1:2.11+dfsg-1ubuntu2","1:2.11+dfsg-1ubuntu4","1:2.11+dfsg-1ubuntu5","1:2.11+dfsg-1ubuntu6","1:2.11+dfsg-1ubuntu7","1:2.11+dfsg-1ubuntu7.1","1:2.11+dfsg-1ubuntu7.2","1:2.11+dfsg-1ubuntu7.3","1:2.11+dfsg-1ubuntu7.4","1:2.11+dfsg-1ubuntu7.5","1:2.11+dfsg-1ubuntu7.6","1:2.11+dfsg-1ubuntu7.7"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-block-extra"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-guest-agent"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-kvm"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-system"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-system-arm"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-system-common"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-system-mips"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-system-misc"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-system-ppc"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-system-s390x"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-system-sparc"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-system-x86"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-user"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-user-binfmt"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-user-static"},{"binary_version":"1:2.11+dfsg-1ubuntu7.8","binary_name":"qemu-utils"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-18954.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]}