{"schema_version":"1.7.5","id":"CVE-2019-20382","published":"2020-03-05T19:15:11.357Z","modified":"2026-07-08T05:55:00.553636085Z","related":["ALSA-2020:2774","SUSE-SU-2020:0844-1","SUSE-SU-2020:0845-1","SUSE-SU-2020:1501-1","SUSE-SU-2020:1523-1","openSUSE-SU-2020:0468-1"],"details":"QEMU 4.1.0 has a memory leak in zrle_compress_data in ui/vnc-enc-zrle.c during a VNC disconnect operation because libz is misused, resulting in a situation where memory allocated in deflateInit2 is not freed in deflateEnd.","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/qemu/qemu","events":[{"introduced":"9e06029aea3b2eca1d5261352e695edc1e7d7b8b"},{"last_affected":"9e06029aea3b2eca1d5261352e695edc1e7d7b8b"}],"database_specific":{"cpe":"cpe:2.3:a:qemu:qemu:4.1.0:*:*:*:*:*:*:*","extracted_events":[{"introduced":"4.1.0"},{"last_affected":"4.1.0"}],"source":"CPE_STRING"}}],"versions":["4.1.0","v4.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-20382.json"}},{"ranges":[{"type":"GIT","repo":"https://gitlab.com/qemu-project/qemu","events":[{"introduced":"9e06029aea3b2eca1d5261352e695edc1e7d7b8b"},{"last_affected":"9e06029aea3b2eca1d5261352e695edc1e7d7b8b"}],"database_specific":{"cpe":"cpe:2.3:a:qemu:qemu:4.1.0:*:*:*:*:*:*:*","extracted_events":[{"introduced":"4.1.0"},{"last_affected":"4.1.0"}],"source":"CPE_STRING"}}],"versions":["4.1.0","v4.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-20382.json"}}],"references":[{"type":"WEB","url":"https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=6bf21f3d83e95bcc4ba35a7a07cc6655e8b010b0"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4372-1/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2020/dsa-4665"},{"type":"FIX","url":"http://www.openwall.com/lists/oss-security/2020/03/05/1"}],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*"],"extracted_events":[{"introduced":"16.04"},{"last_affected":"16.04"},{"introduced":"18.04"},{"last_affected":"18.04"},{"introduced":"19.10"},{"last_affected":"19.10"},{"introduced":"20.04"},{"last_affected":"20.04"}],"source":"CPE_STRING","vendor_product":"canonical:ubuntu_linux"},{"cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"9.0"},{"last_affected":"9.0"},{"introduced":"10.0"},{"last_affected":"10.0"}],"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"}]},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"}]}