{"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_01M5NG38HEVNHVC196NXVGGCWC","modified_at":"2026-10-23T18:04:17.582165545Z","published_at":"2023-08-22T19:16:21.883Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-46179","https://security-tracker.debian.org/tracker/CVE-2021-46179"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-46179#Debian:14/upx-ucl","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-46179"}],"summary":"Reachable Assertion vulnerability in upx before 4.0.0 allows attackers to cause a denial of service via crafted file passed to the the readx function."}