{"action":"Upgrade upx-ucl to 3.96-1 or later.","affected":[{"fixed":"3.96-1","introduced":"0"}],"component":"upx-ucl","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["3.96-1"],"id":"tcs_01M5NEYTE9WWS3S3YNSA48XRSW","modified_at":"2026-10-26T12:01:49.749125899Z","published_at":"2022-08-18T20:15:08.947Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-27788","https://security-tracker.debian.org/tracker/CVE-2020-27788"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-27788#Debian:14/upx-ucl","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-27788"}],"summary":"An out-of-bounds read access vulnerability was discovered in UPX in PackLinuxElf64::canPack() function of p_lx_elf.cpp file. An attacker with a crafted input file could trigger this issue that could c"}