{"schema_version":"1.7.5","id":"CVE-2020-1711","published":"2020-02-11T20:15:11.350Z","modified":"2026-07-08T05:58:39.402164635Z","related":["ALSA-2020:1358","SUSE-SU-2020:0844-1","SUSE-SU-2020:0845-1","SUSE-SU-2020:1501-1","SUSE-SU-2020:1514-1","SUSE-SU-2020:1523-1","SUSE-SU-2020:1526-1","SUSE-SU-2020:1538-1","openSUSE-SU-2020:0468-1","openSUSE-SU-2024:11287-1"],"details":"An out-of-bounds heap buffer access flaw was found in the way the iSCSI Block driver in QEMU versions 2.12.0 before 4.2.1 handled a response coming from an iSCSI server while checking the status of a Logical Address Block (LBA) in an iscsi_co_block_status() routine. A remote user could use this flaw to crash the QEMU process, resulting in a denial of service or potential execution of arbitrary code with privileges of the QEMU process on the host.","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/qemu/qemu","events":[{"introduced":"4743c23509a51bd4ee85cc272287a41917d1be35"},{"fixed":"6cdf8c4efa073eac7d5f9894329e2d07743c2955"}],"database_specific":{"cpe":"cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"2.12.0"},{"fixed":"4.2.1"}],"source":"CPE_RANGE"}}],"versions":["v4.2.0","v4.2.0-rc5","v4.2.0-rc4","v4.2.0-rc3","v4.2.0-rc2","v4.2.0-rc1","v4.2.0-rc0","v4.1.0","v4.0.0","v4.1.0-rc5","v4.1.0-rc4","v4.1.0-rc3","v4.1.0-rc2","v4.1.0-rc1","v4.1.0-rc0","v4.0.0-rc4","v4.0.0-rc3","v4.0.0-rc2","v4.0.0-rc1","v3.1.0","v4.0.0-rc0","v3.0.0","v3.1.0-rc5","v3.1.0-rc4","v3.1.0-rc3","v3.1.0-rc2","v3.1.0-rc1","v3.1.0-rc0","v3.0.0-rc4","v3.0.0-rc3","v3.0.0-rc2","v3.0.0-rc1","v3.0.0-rc0","v2.12.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-1711.json"}},{"ranges":[{"type":"GIT","repo":"https://gitlab.com/qemu-project/qemu","events":[{"introduced":"4743c23509a51bd4ee85cc272287a41917d1be35"},{"fixed":"6cdf8c4efa073eac7d5f9894329e2d07743c2955"}],"database_specific":{"cpe":"cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"2.12.0"},{"fixed":"4.2.1"}],"source":"CPE_RANGE"}}],"versions":["v4.2.0","v4.2.0-rc5","v4.2.0-rc4","v4.2.0-rc3","v4.2.0-rc2","v4.2.0-rc1","v4.2.0-rc0","v4.1.0","v4.0.0","v4.1.0-rc5","v4.1.0-rc4","v4.1.0-rc3","v4.1.0-rc2","v4.1.0-rc1","v4.1.0-rc0","v4.0.0-rc4","v4.0.0-rc3","v4.0.0-rc2","v4.0.0-rc1","v3.1.0","v4.0.0-rc0","v3.0.0","v3.1.0-rc5","v3.1.0-rc4","v3.1.0-rc3","v3.1.0-rc2","v3.1.0-rc1","v3.1.0-rc0","v3.0.0-rc4","v3.0.0-rc3","v3.0.0-rc2","v3.0.0-rc1","v3.0.0-rc0","v2.12.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-1711.json"}}],"references":[{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2020:0669"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2020:0730"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2020:0731"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2020:0773"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/03/msg00017.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/09/msg00013.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202005-02"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4283-1/"},{"type":"ADVISORY","url":"https://www.openwall.com/lists/oss-security/2020/01/23/3"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1711"},{"type":"FIX","url":"https://lists.gnu.org/archive/html/qemu-devel/2020-01/msg05535.html"}],"database_specific":{"unresolved_ranges":[{"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:opensuse:leap:15.1:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"15.1"},{"last_affected":"15.1"}],"source":"CPE_STRING","vendor_product":"opensuse:leap"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"},{"introduced":"8.0"},{"last_affected":"8.0"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux"},{"cpes":["cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*","cpe:2.3:a:redhat:openstack:13:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"10"},{"last_affected":"10"},{"introduced":"13"},{"last_affected":"13"}],"source":"CPE_STRING","vendor_product":"redhat:openstack"}]},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L"}]}