{"id":"CVE-2016-5126","details":"Heap-based buffer overflow in the iscsi_aio_ioctl function in block/iscsi.c in QEMU allows local guest OS users to cause a denial of service (QEMU process crash) or possibly execute arbitrary code via a crafted iSCSI asynchronous I/O ioctl call.","modified":"2026-05-15T12:02:34.614695844Z","published":"2016-06-01T22:59:08.050Z","related":["SUSE-SU-2016:2093-1","SUSE-SU-2016:2100-1","SUSE-SU-2016:2533-1","SUSE-SU-2016:2589-1","SUSE-SU-2016:2628-1","SUSE-SU-2016:2781-1","openSUSE-SU-2024:10233-1"],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*"],"extracted_events":[{"last_affected":"12.04"},{"last_affected":"14.04"},{"last_affected":"16.04"}],"source":"CPE_FIELD","vendor_product":"canonical:ubuntu_linux"},{"cpes":["cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"],"extracted_events":[{"last_affected":"8.0"}],"source":"CPE_FIELD","vendor_product":"debian:debian_linux"},{"cpes":["cpe:2.3:o:oracle:linux:7:-:*:*:*:*:*:*"],"extracted_events":[{"last_affected":"7-NA"}],"source":"CPE_FIELD","vendor_product":"oracle:linux"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"last_affected":"7.0"}],"source":"CPE_FIELD","vendor_product":"redhat:enterprise_linux_desktop"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_eus:7.2:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_eus:7.3:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_eus:7.4:*:*:*:*:*:*:*","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":[{"last_affected":"7.2"},{"last_affected":"7.3"},{"last_affected":"7.4"},{"last_affected":"7.5"},{"last_affected":"7.6"},{"last_affected":"7.7"}],"source":"CPE_FIELD","vendor_product":"redhat:enterprise_linux_eus"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"last_affected":"7.0"}],"source":"CPE_FIELD","vendor_product":"redhat:enterprise_linux_server"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_server_aus:7.2:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*"],"extracted_events":[{"last_affected":"7.2"},{"last_affected":"7.3"},{"last_affected":"7.4"},{"last_affected":"7.6"},{"last_affected":"7.7"}],"source":"CPE_FIELD","vendor_product":"redhat:enterprise_linux_server_aus"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_server_tus:7.2:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*"],"extracted_events":[{"last_affected":"7.2"},{"last_affected":"7.3"},{"last_affected":"7.6"},{"last_affected":"7.7"}],"source":"CPE_FIELD","vendor_product":"redhat:enterprise_linux_server_tus"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"last_affected":"7.0"}],"source":"CPE_FIELD","vendor_product":"redhat:enterprise_linux_workstation"},{"cpes":["cpe:2.3:a:redhat:openstack:5.0:*:*:*:*:*:*:*","cpe:2.3:a:redhat:openstack:6.0:*:*:*:*:*:*:*","cpe:2.3:a:redhat:openstack:7.0:*:*:*:*:*:*:*","cpe:2.3:a:redhat:openstack:8:*:*:*:*:*:*:*","cpe:2.3:a:redhat:openstack:9:*:*:*:*:*:*:*"],"extracted_events":[{"last_affected":"6.0"},{"last_affected":"7.0"},{"last_affected":"8"},{"last_affected":"9"},{"last_affected":"5.0"}],"source":"CPE_FIELD","vendor_product":"redhat:openstack"},{"cpes":["cpe:2.3:a:redhat:virtualization:3.0:*:*:*:*:*:*:*"],"extracted_events":[{"last_affected":"3.0"}],"source":"CPE_FIELD","vendor_product":"redhat:virtualization"}]},"references":[{"type":"WEB","url":"http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=a6b3167fa0e825aebb5a7cd8b437b6d41584a196"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-1606.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-1607.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-1653.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-1654.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-1655.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-1756.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-1763.html"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2016/05/30/6"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2016/05/30/7"},{"type":"ADVISORY","url":"http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/90948"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3047-1"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3047-2"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2019/09/msg00021.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201609-01"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1340924"},{"type":"FIX","url":"https://lists.gnu.org/archive/html/qemu-block/2016-05/msg00779.html"}],"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"}]}