{"id":"RHSA-2026:21757","summary":"Red Hat Security Advisory: flatpak security update","modified":"2026-06-05T10:05:59Z","published":"2026-05-29T10:11:05Z","upstream":["CVE-2026-34078","CVE-2026-34079"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:21757"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2456276"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2456284"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_21757.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-34078"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-34078"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34078"},{"type":"ARTICLE","url":"https://github.com/flatpak/flatpak/security/advisories/GHSA-cc2q-qc34-jprg"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-34079"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-34079"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34079"},{"type":"ARTICLE","url":"https://github.com/flatpak/flatpak/security/advisories/GHSA-p29x-r292-46pp"}],"affected":[{"package":{"name":"flatpak","ecosystem":"Red Hat:enterprise_linux:10.2","purl":"pkg:rpm/redhat/flatpak"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.16.0-9.el10_2.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21757.json"}},{"package":{"name":"flatpak-debuginfo","ecosystem":"Red Hat:enterprise_linux:10.2","purl":"pkg:rpm/redhat/flatpak-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.16.0-9.el10_2.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21757.json"}},{"package":{"name":"flatpak-debugsource","ecosystem":"Red Hat:enterprise_linux:10.2","purl":"pkg:rpm/redhat/flatpak-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.16.0-9.el10_2.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21757.json"}},{"package":{"name":"flatpak-devel","ecosystem":"Red Hat:enterprise_linux:10.2","purl":"pkg:rpm/redhat/flatpak-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.16.0-9.el10_2.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21757.json"}},{"package":{"name":"flatpak-libs","ecosystem":"Red Hat:enterprise_linux:10.2","purl":"pkg:rpm/redhat/flatpak-libs"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.16.0-9.el10_2.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21757.json"}},{"package":{"name":"flatpak-libs-debuginfo","ecosystem":"Red Hat:enterprise_linux:10.2","purl":"pkg:rpm/redhat/flatpak-libs-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.16.0-9.el10_2.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21757.json"}},{"package":{"name":"flatpak-selinux","ecosystem":"Red Hat:enterprise_linux:10.2","purl":"pkg:rpm/redhat/flatpak-selinux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.16.0-9.el10_2.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21757.json"}},{"package":{"name":"flatpak-session-helper","ecosystem":"Red Hat:enterprise_linux:10.2","purl":"pkg:rpm/redhat/flatpak-session-helper"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.16.0-9.el10_2.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21757.json"}},{"package":{"name":"flatpak-session-helper-debuginfo","ecosystem":"Red Hat:enterprise_linux:10.2","purl":"pkg:rpm/redhat/flatpak-session-helper-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.16.0-9.el10_2.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21757.json"}},{"package":{"name":"flatpak-tests-debuginfo","ecosystem":"Red Hat:enterprise_linux:10.2","purl":"pkg:rpm/redhat/flatpak-tests-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.16.0-9.el10_2.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21757.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H"}]}