{"action":"Upgrade zlib to 1:1.2.8.dfsg-3 or later.","affected":[{"fixed":"1:1.2.8.dfsg-3","introduced":"0"}],"component":"zlib","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1:1.2.8.dfsg-3"],"id":"tcs_01M5NBV9BAARKVE3HT7AFZNJYG","modified_at":"2026-09-22T07:02:21.374980369Z","published_at":"2017-05-23T04:29:01.900Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2016-9843","https://security-tracker.debian.org/tracker/CVE-2016-9843"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2016-9843#Debian:12/zlib","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2016-9843"}],"summary":"The crc32_big function in crc32.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact via vectors involving big-endian CRC calculation."}