{"id":"RHSA-2025:8314","summary":"Red Hat Security Advisory: zlib security update","modified":"2026-08-22T10:12:08Z","published":"2025-05-30T10:03:22Z","upstream":["CVE-2016-9840"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:8314"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2366317"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_8314.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2016-9840"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1402345"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2016-9840"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2016-9840"},{"type":"ARTICLE","url":"https://docs.google.com/document/d/10i1KZS5so8xDqH2rplRa2xet0tyTvvJlLbQQmZIUIKE/edit#heading=h.t13tvnx4loq7"},{"type":"ARTICLE","url":"https://wiki.mozilla.org/images/0/09/Zlib-report.pdf"}],"affected":[{"package":{"name":"zlib","ecosystem":"Red Hat:rhel_els:7","purl":"pkg:rpm/redhat/zlib"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.2.7-21.el7_9.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:8314.json"}},{"package":{"name":"zlib-debuginfo","ecosystem":"Red Hat:rhel_els:7","purl":"pkg:rpm/redhat/zlib-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.2.7-21.el7_9.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:8314.json"}},{"package":{"name":"zlib-devel","ecosystem":"Red Hat:rhel_els:7","purl":"pkg:rpm/redhat/zlib-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.2.7-21.el7_9.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:8314.json"}},{"package":{"name":"minizip","ecosystem":"Red Hat:rhel_els:7","purl":"pkg:rpm/redhat/minizip"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.2.7-21.el7_9.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:8314.json"}},{"package":{"name":"minizip-devel","ecosystem":"Red Hat:rhel_els:7","purl":"pkg:rpm/redhat/minizip-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.2.7-21.el7_9.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:8314.json"}},{"package":{"name":"zlib-static","ecosystem":"Red Hat:rhel_els:7","purl":"pkg:rpm/redhat/zlib-static"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.2.7-21.el7_9.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:8314.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}