{"schema_version":"1.7.5","id":"CVE-2018-11806","published":"2018-06-13T16:29:01.483Z","modified":"2026-07-08T05:50:51.896811876Z","related":["SUSE-SU-2018:2037-1","SUSE-SU-2018:2056-1","SUSE-SU-2018:2059-1","SUSE-SU-2018:2069-1","SUSE-SU-2018:2081-1","SUSE-SU-2018:2081-2","SUSE-SU-2018:2340-1","SUSE-SU-2018:2528-1","SUSE-SU-2018:2556-1","SUSE-SU-2018:2565-1","SUSE-SU-2018:2615-1","SUSE-SU-2018:2650-1","SUSE-SU-2018:2973-1","SUSE-SU-2018:2973-2","SUSE-SU-2018:3555-1","openSUSE-SU-2024:11287-1"],"details":"m_cat in slirp/mbuf.c in Qemu has a heap-based buffer overflow via incoming fragmented datagrams.","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/qemu/qemu","events":[{"introduced":"0"},{"last_affected":"e22f675bdd3689472032d0de0799519c3e07fd2c"}],"database_specific":{"cpe":"cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"2.12.1"}],"source":"CPE_RANGE"}}],"versions":["v2.12.1","v2.12.0","v2.12.0-rc4","v2.12.0-rc3","v2.12.0-rc2","v2.12.0-rc1","v2.12.0-rc0","v2.11.0","v2.11.0-rc5","v2.11.0-rc4","v2.11.0-rc3","v2.11.0-rc2","v2.11.0-rc1","v2.11.0-rc0","v2.10.0","v2.10.0-rc4","v2.10.0-rc3","v2.10.0-rc2","v2.10.0-rc1","v2.9.0","v2.10.0-rc0","v2.9.0-rc5","v2.9.0-rc4","v2.9.0-rc3","v2.9.0-rc2","v2.9.0-rc1","v2.8.0","v2.9.0-rc0","v2.8.0-rc4","v2.8.0-rc3","v2.8.0-rc2","v2.8.0-rc1","v2.8.0-rc0","v2.7.0","v2.7.0-rc5","v2.7.0-rc4","v2.7.0-rc3","v2.7.0-rc2","v2.6.0","v2.7.0-rc1","v2.7.0-rc0","v2.6.0-rc5","v2.6.0-rc4","v2.6.0-rc3","v2.6.0-rc2","v2.6.0-rc1","v2.6.0-rc0","v2.5.0","v2.5.0-rc4","v2.5.0-rc3","v2.5.0-rc2","v2.5.0-rc1","v2.5.0-rc0","v2.4.0","v2.4.0-rc4","v2.4.0-rc3","v2.3.0","v2.4.0-rc2","v2.4.0-rc1","v2.4.0-rc0","v2.3.0-rc4","v2.3.0-rc3","v2.3.0-rc2","v2.3.0-rc1","v2.3.0-rc0","v2.2.0","v2.2.0-rc3","v2.2.0-rc5","v2.2.0-rc4","v2.2.0-rc2","v2.2.0-rc1","v2.2.0-rc0","v2.1.0","v2.1.0-rc5","v2.1.0-rc4","v2.1.0-rc2","v2.1.0-rc3","v2.0.0","v2.1.0-rc1","v2.1.0-rc0","v2.0.0-rc3","v2.0.0-rc2","v2.0.0-rc1","v2.0.0-rc0","v1.7.0","v1.7.0-rc2","v1.7.0-rc1","v1.7.0-rc0","v1.6.0","v1.6.0-rc3","v1.6.0-rc2","v1.6.0-rc1","v1.6.0-rc0","v1.5.0","v1.5.0-rc3","v1.5.0-rc2","v1.5.0-rc1","v1.5.0-rc0","v1.4.0","v1.4.0-rc2","v1.4.0-rc1","v1.4.0-rc0","v1.3.0","v1.3.0-rc2","v1.3.0-rc1","v1.3.0-rc0","v1.2.0","v1.2.0-rc3","v1.2.0-rc2","v1.2.0-rc1","v1.2.0-rc0","v1.1.0","v1.1.0-rc4","v1.1.0-rc3","v1.1.0-rc2","v1.1-rc2","v1.1-rc1","v1.1-rc0","v1.0","v1.0-rc4","v1.0-rc3","v1.0-rc2","v1.0-rc1","v1.0-rc0","v0.14.0-rc0","v0.13.0-rc0","v0.12.0-rc0","v0.11.0-rc0","v0.5.0","v0.4.4","v0.4.3","v0.4.2","v0.4.1","v0.4.0","v0.3.0","v0.2.0","v0.1.6","v0.1.5","v0.1.4","v0.1.3","v0.1.1","v0.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-11806.json"}},{"ranges":[{"type":"GIT","repo":"https://gitlab.com/qemu-project/qemu","events":[{"introduced":"0"},{"last_affected":"e22f675bdd3689472032d0de0799519c3e07fd2c"}],"database_specific":{"cpe":"cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"2.12.1"}],"source":"CPE_RANGE"}}],"versions":["v2.12.1","v2.12.0","v2.12.0-rc4","v2.12.0-rc3","v2.12.0-rc2","v2.12.0-rc1","v2.12.0-rc0","v2.11.0","v2.11.0-rc5","v2.11.0-rc4","v2.11.0-rc3","v2.11.0-rc2","v2.11.0-rc1","v2.11.0-rc0","v2.10.0","v2.10.0-rc4","v2.10.0-rc3","v2.10.0-rc2","v2.10.0-rc1","v2.9.0","v2.10.0-rc0","v2.9.0-rc5","v2.9.0-rc4","v2.9.0-rc3","v2.9.0-rc2","v2.9.0-rc1","v2.8.0","v2.9.0-rc0","v2.8.0-rc4","v2.8.0-rc3","v2.8.0-rc2","v2.8.0-rc1","v2.8.0-rc0","v2.7.0","v2.7.0-rc5","v2.7.0-rc4","v2.7.0-rc3","v2.7.0-rc2","v2.6.0","v2.7.0-rc1","v2.7.0-rc0","v2.6.0-rc5","v2.6.0-rc4","v2.6.0-rc3","v2.6.0-rc2","v2.6.0-rc1","v2.6.0-rc0","v2.5.0","v2.5.0-rc4","v2.5.0-rc3","v2.5.0-rc2","v2.5.0-rc1","v2.5.0-rc0","v2.4.0","v2.4.0-rc4","v2.4.0-rc3","v2.3.0","v2.4.0-rc2","v2.4.0-rc1","v2.4.0-rc0","v2.3.0-rc4","v2.3.0-rc3","v2.3.0-rc2","v2.3.0-rc1","v2.3.0-rc0","v2.2.0","v2.2.0-rc3","v2.2.0-rc5","v2.2.0-rc4","v2.2.0-rc2","v2.2.0-rc1","v2.2.0-rc0","v2.1.0","v2.1.0-rc5","v2.1.0-rc4","v2.1.0-rc2","v2.1.0-rc3","v2.0.0","v2.1.0-rc1","v2.1.0-rc0","v2.0.0-rc3","v2.0.0-rc2","v2.0.0-rc1","v2.0.0-rc0","v1.7.0","v1.7.0-rc2","v1.7.0-rc1","v1.7.0-rc0","v1.6.0","v1.6.0-rc3","v1.6.0-rc2","v1.6.0-rc1","v1.6.0-rc0","v1.5.0","v1.5.0-rc3","v1.5.0-rc2","v1.5.0-rc1","v1.5.0-rc0","v1.4.0","v1.4.0-rc2","v1.4.0-rc1","v1.4.0-rc0","v1.3.0","v1.3.0-rc2","v1.3.0-rc1","v1.3.0-rc0","v1.2.0","v1.2.0-rc3","v1.2.0-rc2","v1.2.0-rc1","v1.2.0-rc0","v1.1.0","v1.1.0-rc4","v1.1.0-rc3","v1.1.0-rc2","v1.1-rc2","v1.1-rc1","v1.1-rc0","v1.0","v1.0-rc4","v1.0-rc3","v1.0-rc2","v1.0-rc1","v1.0-rc0","v0.14.0-rc0","v0.13.0-rc0","v0.12.0-rc0","v0.11.0-rc0","v0.5.0","v0.4.4","v0.4.3","v0.4.2","v0.4.1","v0.4.0","v0.3.0","v0.2.0","v0.1.6","v0.1.5","v0.1.4","v0.1.3","v0.1.1","v0.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-11806.json"}}],"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2018/06/07/1"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/104400"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:2462"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:2762"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:2822"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:2887"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:2892"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2019/05/msg00010.html"},{"type":"ADVISORY","url":"https://lists.gnu.org/archive/html/qemu-devel/2018-06/msg01012.html"},{"type":"ADVISORY","url":"https://seclists.org/bugtraq/2019/May/76"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3826-1/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2019/dsa-4454"},{"type":"ADVISORY","url":"https://www.zerodayinitiative.com/advisories/ZDI-18-567/"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1586245"}],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"14.04"},{"last_affected":"14.04"},{"introduced":"16.04"},{"last_affected":"16.04"},{"introduced":"18.04"},{"last_affected":"18.04"},{"introduced":"18.10"},{"last_affected":"18.10"}],"source":"CPE_STRING","vendor_product":"canonical:ubuntu_linux"},{"cpes":["cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"8.0"},{"last_affected":"8.0"},{"introduced":"9.0"},{"last_affected":"9.0"}],"source":"CPE_STRING","vendor_product":"debian:debian_linux"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"6.0"},{"last_affected":"6.0"},{"introduced":"7.0"},{"last_affected":"7.0"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_desktop"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_eus:7.5:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_eus:7.7:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.5"},{"last_affected":"7.5"},{"introduced":"7.6"},{"last_affected":"7.6"},{"introduced":"7.7"},{"last_affected":"7.7"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_eus"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"6.0"},{"last_affected":"6.0"},{"introduced":"7.0"},{"last_affected":"7.0"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_server"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.6"},{"last_affected":"7.6"},{"introduced":"7.7"},{"last_affected":"7.7"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_server_aus"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.6"},{"last_affected":"7.6"},{"introduced":"7.7"},{"last_affected":"7.7"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_server_tus"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"6.0"},{"last_affected":"6.0"},{"introduced":"7.0"},{"last_affected":"7.0"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_workstation"},{"cpes":["cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*","cpe:2.3:a:redhat:openstack:12:*:*:*:*:*:*:*","cpe:2.3:a:redhat:openstack:13:*:*:*:*:*:*:*","cpe:2.3:a:redhat:openstack:8:*:*:*:*:*:*:*","cpe:2.3:a:redhat:openstack:9:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"8"},{"last_affected":"8"},{"introduced":"9"},{"last_affected":"9"},{"introduced":"10"},{"last_affected":"10"},{"introduced":"12"},{"last_affected":"12"},{"introduced":"13"},{"last_affected":"13"}],"source":"CPE_STRING","vendor_product":"redhat:openstack"},{"cpes":["cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"4.0"},{"last_affected":"4.0"}],"source":"CPE_STRING","vendor_product":"redhat:virtualization"}]},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"}]}