{"action":"Upgrade upx-ucl to 1.03+repack-5 or later.","affected":[{"fixed":"1.03+repack-5","introduced":"0"}],"component":"upx-ucl","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1.03+repack-5"],"id":"tcs_01M5NCXYM1FYW5XG2SCK7P6BWC","modified_at":"2026-10-23T18:03:18.540291497Z","published_at":"2018-05-18T17:29:00.247Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-11243","https://security-tracker.debian.org/tracker/CVE-2018-11243"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-11243#Debian:14/upx-ucl","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-11243"}],"summary":"PackLinuxElf64::unpack in p_lx_elf.cpp in UPX 3.95 allows remote attackers to cause a denial of service (double free), limit the ability of a malware scanner to operate on the entire original data, or"}