{"id":"RHSA-2026:20561","summary":"Red Hat Security Advisory: xorg-x11-server-Xwayland security update","modified":"2026-06-08T10:05:32Z","published":"2026-05-26T10:07:28Z","upstream":["CVE-2026-33999","CVE-2026-34000","CVE-2026-34001","CVE-2026-34002","CVE-2026-34003"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:20561"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2451106"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2451107"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2451109"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2451112"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2451113"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_20561.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-33999"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-33999"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33999"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-34000"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-34000"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34000"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-34001"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-34001"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34001"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-34002"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-34002"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34002"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-34003"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-34003"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34003"}],"affected":[{"package":{"name":"xorg-x11-server-Xwayland","ecosystem":"Red Hat:rhel_eus:9.6::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-Xwayland"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:23.2.7-6.el9_6"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20561.json"}},{"package":{"name":"xorg-x11-server-Xwayland-debuginfo","ecosystem":"Red Hat:rhel_eus:9.6::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-Xwayland-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:23.2.7-6.el9_6"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20561.json"}},{"package":{"name":"xorg-x11-server-Xwayland-debugsource","ecosystem":"Red Hat:rhel_eus:9.6::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-Xwayland-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:23.2.7-6.el9_6"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20561.json"}},{"package":{"name":"xorg-x11-server-Xwayland-devel","ecosystem":"Red Hat:rhel_eus:9.6::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-Xwayland-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:23.2.7-6.el9_6"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20561.json"}},{"package":{"name":"xorg-x11-server-Xwayland","ecosystem":"Red Hat:rhel_eus:9.6::crb","purl":"pkg:rpm/redhat/xorg-x11-server-Xwayland"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:23.2.7-6.el9_6"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20561.json"}},{"package":{"name":"xorg-x11-server-Xwayland-debuginfo","ecosystem":"Red Hat:rhel_eus:9.6::crb","purl":"pkg:rpm/redhat/xorg-x11-server-Xwayland-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:23.2.7-6.el9_6"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20561.json"}},{"package":{"name":"xorg-x11-server-Xwayland-debugsource","ecosystem":"Red Hat:rhel_eus:9.6::crb","purl":"pkg:rpm/redhat/xorg-x11-server-Xwayland-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:23.2.7-6.el9_6"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20561.json"}},{"package":{"name":"xorg-x11-server-Xwayland-devel","ecosystem":"Red Hat:rhel_eus:9.6::crb","purl":"pkg:rpm/redhat/xorg-x11-server-Xwayland-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:23.2.7-6.el9_6"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20561.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}