{"id":"ALSA-2025:20958","summary":"Important: tigervnc security update","details":"Virtual Network Computing (VNC) is a remote display system which allows users to view a computing desktop environment not only on the machine where it is running, but from anywhere on the Internet and from a wide variety of machine architectures. TigerVNC is a suite of VNC servers and clients.  \n\nSecurity Fix(es):  \n\n  * xorg: xmayland: Use-after-free in XPresentNotify structure creation (CVE-2025-62229)\n  * xorg: xwayland: Use-after-free in Xkb client resource removal (CVE-2025-62230)\n  * xorg: xmayland: Value overflow in XkbSetCompatMap() (CVE-2025-62231)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","modified":"2026-02-04T04:33:39.487521Z","published":"2025-11-11T00:00:00Z","related":["CVE-2025-62229","CVE-2025-62230","CVE-2025-62231"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:20958"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-62229"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-62230"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-62231"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2402649"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2402653"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2402660"},{"type":"ADVISORY","url":"https://errata.almalinux.org/9/ALSA-2025-20958.html"}],"affected":[{"package":{"name":"tigervnc","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/tigervnc"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.15.0-6.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:20958.json"}},{"package":{"name":"tigervnc-icons","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/tigervnc-icons"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.15.0-6.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:20958.json"}},{"package":{"name":"tigervnc-license","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/tigervnc-license"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.15.0-6.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:20958.json"}},{"package":{"name":"tigervnc-selinux","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/tigervnc-selinux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.15.0-6.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:20958.json"}},{"package":{"name":"tigervnc-server","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/tigervnc-server"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.15.0-6.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:20958.json"}},{"package":{"name":"tigervnc-server-minimal","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/tigervnc-server-minimal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.15.0-6.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:20958.json"}},{"package":{"name":"tigervnc-server-module","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/tigervnc-server-module"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.15.0-6.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:20958.json"}}],"schema_version":"1.7.3"}