{"action":"Upgrade upx-ucl to 4.2.2-1 or later.","affected":[{"fixed":"4.2.2-1","introduced":"0"}],"component":"upx-ucl","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["4.2.2-1"],"id":"tcs_01M5NETK54XZPQG6GG6GE1YDBE","modified_at":"2026-09-11T11:02:27.894954121Z","published_at":"2021-05-14T21:15:07.247Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-24119","https://security-tracker.debian.org/tracker/CVE-2020-24119"],"severity":{"label":"high","score":7.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-24119#Debian:14/upx-ucl","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-24119"}],"summary":"A heap buffer overflow read was discovered in upx 4.0.0, because the check in p_lx_elf.cpp is not perfect."}