{"id":"RHSA-2026:82015","summary":"Red Hat Security Advisory: xorg-x11-server security update","modified":"2026-10-14T10:48:13.414158305Z","published":"2026-10-14T10:32:39Z","upstream":["CVE-2026-88812","CVE-2026-93521","CVE-2026-93523"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:82015"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2545164"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2545174"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2545177"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_82015.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-88812"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-88812"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-88812"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-93521"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-93521"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93521"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-93523"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-93523"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93523"}],"affected":[{"package":{"name":"xorg-x11-server","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/xorg-x11-server"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-Xdmx","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-Xdmx"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-Xdmx-debuginfo","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-Xdmx-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-Xephyr","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-Xephyr"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-Xephyr-debuginfo","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-Xephyr-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-Xnest","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-Xnest"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-Xnest-debuginfo","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-Xnest-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-Xorg","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-Xorg"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-Xorg-debuginfo","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-Xorg-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-Xvfb","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-Xvfb"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-Xvfb-debuginfo","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-Xvfb-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-common","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-common"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-debuginfo","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-debugsource","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/xorg-x11-server-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-Xdmx-debuginfo","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/xorg-x11-server-Xdmx-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-Xephyr-debuginfo","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/xorg-x11-server-Xephyr-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-Xnest-debuginfo","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/xorg-x11-server-Xnest-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-Xorg-debuginfo","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/xorg-x11-server-Xorg-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-Xvfb-debuginfo","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/xorg-x11-server-Xvfb-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-debuginfo","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/xorg-x11-server-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-debugsource","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/xorg-x11-server-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-devel","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/xorg-x11-server-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}},{"package":{"name":"xorg-x11-server-source","ecosystem":"Red Hat:enterprise_linux:9::crb","purl":"pkg:rpm/redhat/xorg-x11-server-source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.20.11-34.el9_8.4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:82015.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}