{"id":"UBUNTU-CVE-2018-20591","details":"A heap-based buffer over-read was discovered in decompileJUMP function in util/decompile.c of libming v0.4.8. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by swftocxx.","modified":"2026-04-22T11:21:29.450053Z","published":"2018-12-30T18:29:00Z","upstream":["CVE-2018-20591"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-20591"},{"type":"REPORT","url":"https://github.com/libming/libming/issues/168"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-20591"}],"affected":[{"package":{"name":"ming","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/ming@1:0.4.5-1.2ubuntu7?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:0.4.5-1.2ubuntu2","1:0.4.5-1.2ubuntu5","1:0.4.5-1.2ubuntu6","1:0.4.5-1.2ubuntu7"],"ecosystem_specific":{"binaries":[{"binary_name":"libming-util","binary_version":"1:0.4.5-1.2ubuntu7"},{"binary_name":"libming1","binary_version":"1:0.4.5-1.2ubuntu7"},{"binary_name":"libswf-perl","binary_version":"1:0.4.5-1.2ubuntu7"},{"binary_name":"ming-fonts-dejavu","binary_version":"1:0.4.5-1.2ubuntu7"},{"binary_name":"ming-fonts-opensymbol","binary_version":"1:0.4.5-1.2ubuntu7"},{"binary_name":"python-ming","binary_version":"1:0.4.5-1.2ubuntu7"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20591.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]}