{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"zlib","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":[],"id":"tcs_01M5NVZADFCYBMMWMBJA1G9XQQ","modified_at":"2026-10-04T10:00:16.926722278Z","published_at":"2026-09-03T13:06:20.573Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-85091","https://security-tracker.debian.org/tracker/CVE-2026-85091"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-85091#Debian:13/zlib","url":"https://osv.dev/vulnerability/DEBIAN-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"}