{"id":"CLSA-2026-1784125845","summary":"xorg-x11-server: Fix of 2 CVEs","details":"- CVE-2026-34000: fix out-of-bounds read in XKB geometry key alias bounds\n  check in _CheckSetGeom()\n- CVE-2026-34002: fix out-of-bounds read in XKB modifier map handling in\n  CheckModifierMap() and add further request-bounds validation","modified":"2026-10-26T09:31:58.269477485Z","published":"2026-07-15T14:30:59Z","upstream":["CVE-2026-34000","CVE-2026-34002"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/rhel7els/CLSA-2026-1784125845.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34000"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34002"}],"affected":[{"package":{"name":"xorg-x11-server-Xdmx","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/xorg-x11-server-Xdmx?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.4-99.el7_9.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784125845.json"}},{"package":{"name":"xorg-x11-server-Xephyr","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/xorg-x11-server-Xephyr?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.4-99.el7_9.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784125845.json"}},{"package":{"name":"xorg-x11-server-Xnest","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/xorg-x11-server-Xnest?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.4-99.el7_9.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784125845.json"}},{"package":{"name":"xorg-x11-server-Xorg","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/xorg-x11-server-Xorg?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.4-99.el7_9.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784125845.json"}},{"package":{"name":"xorg-x11-server-Xvfb","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/xorg-x11-server-Xvfb?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.4-99.el7_9.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784125845.json"}},{"package":{"name":"xorg-x11-server-Xwayland","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/xorg-x11-server-Xwayland?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.4-99.el7_9.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784125845.json"}},{"package":{"name":"xorg-x11-server-common","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/xorg-x11-server-common?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.4-99.el7_9.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784125845.json"}},{"package":{"name":"xorg-x11-server-devel","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/xorg-x11-server-devel?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.4-99.el7_9.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784125845.json"}},{"package":{"name":"xorg-x11-server-source","ecosystem":"TuxCare:RHEL:7","purl":"pkg:rpm/tuxcare/xorg-x11-server-source?distro=rhel-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.4-99.el7_9.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1784125845.json"}}],"schema_version":"1.9.0"}