{"action":"Upgrade zlib to 1.3.2-r1 or later.","affected":[{"fixed":"1.3.2-r1","introduced":"0"}],"component":"zlib","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.21","exploited":false,"fixed_versions":["1.3.2-r1"],"id":"tcs_01M5NG0JK18WHAJS2FTF3QKN4S","modified_at":"2026-10-06T21:30:02.437029614Z","published_at":"2026-09-03T13:06:20.573Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-85091","https://security.alpinelinux.org/vuln/CVE-2026-85091"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-85091","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-85091"}],"summary":"zlib versions 1.3.1.2 through 1.3.2 contain a heap buffer overflow vulnerability in the gz_vacate() function when processing non-blocking gzwrite() operations with stale external buffer pointers. Atta"}