{"id":"RHSA-2021:0411","summary":"Red Hat Security Advisory: flatpak security update","modified":"2025-11-22T12:16:59Z","published":"2024-09-16T05:22:01Z","upstream":["CVE-2021-21261"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2021:0411"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1917430"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_0411.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-21261"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-21261"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21261"},{"type":"ARTICLE","url":"https://github.com/flatpak/flatpak/security/advisories/GHSA-4ppf-fxf6-vxg2"}],"affected":[{"package":{"name":"flatpak","ecosystem":"Red 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