{"action":"Upgrade xz-utils to 5.8.3-1 or later.","affected":[{"fixed":"5.8.3-1","introduced":"0"}],"component":"xz-utils","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["5.8.3-1"],"id":"tcs_01M5NRSPVP576TYZ3NFWWFZCRE","modified_at":"2026-10-01T03:03:04.492441525Z","published_at":"2026-04-02T19:21:33.187Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-34743","https://security-tracker.debian.org/tracker/CVE-2026-34743"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-34743#Debian:14/xz-utils","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-34743"}],"summary":"XZ Utils provide a general-purpose data-compression library plus command-line tools. Prior to version 5.8.3, if lzma_index_decoder() was used to decode an Index that contained no Records, the resultin"}