{"id":"CVE-2018-7550","details":"The load_multiboot function in hw/i386/multiboot.c in Quick Emulator (aka QEMU) allows local guest OS users to execute arbitrary code on the QEMU host via a mh_load_end_addr value greater than mh_bss_end_addr, which triggers an out-of-bounds read or write memory access.","aliases":["GHSA-f49v-45qp-cv53"],"modified":"2026-07-08T05:59:28.074804262Z","published":"2018-03-01T17:29:00.523Z","related":["SUSE-SU-2018:0762-1","SUSE-SU-2018:0831-1","SUSE-SU-2018:1077-1","SUSE-SU-2018:1177-1","SUSE-SU-2018:1181-1","SUSE-SU-2018:1202-1","SUSE-SU-2018:1203-1","SUSE-SU-2018:1308-1","SUSE-SU-2018:2340-1"],"database_specific":{"unresolved_ranges":[{"vendor_product":"canonical:ubuntu_linux","cpes":["cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*"],"extracted_events":[{"introduced":"14.04"},{"last_affected":"14.04"},{"introduced":"16.04"},{"last_affected":"16.04"},{"introduced":"17.10"},{"last_affected":"17.10"},{"introduced":"18.04"},{"last_affected":"18.04"}],"source":"CPE_STRING"},{"source":"CPE_STRING","vendor_product":"debian:debian_linux","cpes":["cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"},{"introduced":"8.0"},{"last_affected":"8.0"},{"introduced":"9.0"},{"last_affected":"9.0"}]},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_desktop"},{"vendor_product":"redhat:enterprise_linux_server","cpes":["cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"}],"source":"CPE_STRING"},{"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_server_aus","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"}]},{"vendor_product":"redhat:enterprise_linux_server_eus","cpes":["cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_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"},{"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_server_tus:7.6:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*"]},{"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_workstation","cpes":["cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"}]}]},"references":[{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/103181"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:1369"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:2462"},{"type":"ADVISORY","url":"https://github.com/orangecertcc/security-research/security/advisories/GHSA-f49v-45qp-cv53"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/04/msg00015.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/04/msg00016.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3649-1/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4213"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1549798"},{"type":"FIX","url":"https://lists.gnu.org/archive/html/qemu-devel/2018-02/msg06890.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/qemu/qemu","events":[{"introduced":"0"},{"last_affected":"7c1beb52ed86191d9e965444d934adaa2531710f"}],"database_specific":{"source":"CPE_RANGE","cpe":"cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"2.11.1"}]}}],"versions":["v2.11.1","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"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