{"id":"CVE-2026-105923","aliases":["DEBIAN-CVE-2026-105923","EUVD-2026-107159","GHSA-fqj5-mj9g-cmjj","UBUNTU-CVE-2026-105923"],"status":"published","title":"Null-pointer dereference in QTriangulator reachable through VectorImage","description":"A malicious SVG can trigger an integer overflow which in turn triggers a null-pointer dereference in VectorImage QML Type.","severity":{"version":"4.0","score":4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/RE:L/U:Green","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.0012,"percentile":0.01854,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-190","CWE-476"],"published":"2026-10-21T09:21:05Z","modified":"2026-10-30T10:00:07Z","affected":[{"source":"osv","ecosystem":"Debian:12","package":"qt6-base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.10.2+dfsg-1","6.10.2+dfsg-10","6.10.2+dfsg-10+hurd.1","6.10.2+dfsg-11","6.10.2+dfsg-12","6.10.2+dfsg-13","6.10.2+dfsg-14","6.10.2+dfsg-15","6.10.2+dfsg-16","6.10.2+dfsg-2","6.10.2+dfsg-3","6.10.2+dfsg-4","6.10.2+dfsg-5","6.10.2+dfsg-6","6.10.2+dfsg-7","6.10.2+dfsg-7+hurd.1","6.10.2+dfsg-8","6.10.2+dfsg-9","6.11.2+dfsg-1","6.11.2+dfsg-2","6.11.2+dfsg-3","6.11.2+dfsg-4","6.11.2+dfsg-5","6.11.2+dfsg-5+sparc64","6.11.2+dfsg-6","6.11.2+dfsg-7","6.4.2+dfsg-10","6.4.2+dfsg-11","6.4.2+dfsg-11~bpo11+1","6.4.2+dfsg-12","6.4.2+dfsg-13","6.4.2+dfsg-14","6.4.2+dfsg-15","6.4.2+dfsg-16","6.4.2+dfsg-17","6.4.2+dfsg-18","6.4.2+dfsg-18+loong64","6.4.2+dfsg-19","6.4.2+dfsg-20","6.4.2+dfsg-21","6.4.2+dfsg-21.1","6.6.0+dfsg-1","6.6.0+dfsg-2","6.6.0+dfsg-3","6.6.0+dfsg-4","6.6.0+dfsg-5","6.6.0+dfsg-6","6.6.1+dfsg-1","6.6.1+dfsg-2","6.6.1+dfsg-3","6.6.1+dfsg-4","6.6.1+dfsg-5","6.6.1+dfsg-6","6.6.2+dfsg-1","6.6.2+dfsg-10","6.6.2+dfsg-11","6.6.2+dfsg-12","6.6.2+dfsg-2","6.6.2+dfsg-3","6.6.2+dfsg-4","6.6.2+dfsg-5","6.6.2+dfsg-6","6.6.2+dfsg-7","6.6.2+dfsg-8","6.6.2+dfsg-9","6.7.2+dfsg-1","6.7.2+dfsg-2","6.7.2+dfsg-3","6.7.2+dfsg-4","6.7.2+dfsg-4+m68k","6.7.2+dfsg-5","6.7.2+dfsg-6","6.8.2+dfsg-1","6.8.2+dfsg-10","6.8.2+dfsg-10.1","6.8.2+dfsg-2","6.8.2+dfsg-3","6.8.2+dfsg-4","6.8.2+dfsg-5","6.8.2+dfsg-5+m68k","6.8.2+dfsg-6","6.8.2+dfsg-7","6.8.2+dfsg-8","6.8.2+dfsg-9","6.9.1+dfsg-1","6.9.1+dfsg-2","6.9.1+dfsg-3","6.9.1+dfsg-4","6.9.1+dfsg-5","6.9.2+dfsg-1","6.9.2+dfsg-2","6.9.2+dfsg-3","6.9.2+dfsg-4"]},{"source":"osv","ecosystem":"Debian:13","package":"qt6-base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.10.2+dfsg-1","6.10.2+dfsg-10","6.10.2+dfsg-10+hurd.1","6.10.2+dfsg-11","6.10.2+dfsg-12","6.10.2+dfsg-13","6.10.2+dfsg-14","6.10.2+dfsg-15","6.10.2+dfsg-16","6.10.2+dfsg-2","6.10.2+dfsg-3","6.10.2+dfsg-4","6.10.2+dfsg-5","6.10.2+dfsg-6","6.10.2+dfsg-7","6.10.2+dfsg-7+hurd.1","6.10.2+dfsg-8","6.10.2+dfsg-9","6.11.2+dfsg-1","6.11.2+dfsg-2","6.11.2+dfsg-3","6.11.2+dfsg-4","6.11.2+dfsg-5","6.11.2+dfsg-5+sparc64","6.11.2+dfsg-6","6.11.2+dfsg-7","6.8.2+dfsg-10","6.8.2+dfsg-10.1","6.8.2+dfsg-9","6.8.2+dfsg-9+deb13u1","6.8.2+dfsg-9+deb13u2","6.9.1+dfsg-1","6.9.1+dfsg-2","6.9.1+dfsg-3","6.9.1+dfsg-4","6.9.1+dfsg-5","6.9.2+dfsg-1","6.9.2+dfsg-2","6.9.2+dfsg-3","6.9.2+dfsg-4"]},{"source":"osv","ecosystem":"Debian:14","package":"qt6-base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.10.2+dfsg-1","6.10.2+dfsg-10","6.10.2+dfsg-10+hurd.1","6.10.2+dfsg-11","6.10.2+dfsg-12","6.10.2+dfsg-13","6.10.2+dfsg-14","6.10.2+dfsg-15","6.10.2+dfsg-16","6.10.2+dfsg-2","6.10.2+dfsg-3","6.10.2+dfsg-4","6.10.2+dfsg-5","6.10.2+dfsg-6","6.10.2+dfsg-7","6.10.2+dfsg-7+hurd.1","6.10.2+dfsg-8","6.10.2+dfsg-9","6.11.2+dfsg-1","6.11.2+dfsg-2","6.11.2+dfsg-3","6.11.2+dfsg-4","6.11.2+dfsg-5","6.11.2+dfsg-5+sparc64","6.11.2+dfsg-6","6.11.2+dfsg-7","6.8.2+dfsg-10","6.8.2+dfsg-10.1","6.8.2+dfsg-9","6.9.1+dfsg-1","6.9.1+dfsg-2","6.9.1+dfsg-3","6.9.1+dfsg-4","6.9.1+dfsg-5","6.9.2+dfsg-1","6.9.2+dfsg-2","6.9.2+dfsg-3","6.9.2+dfsg-4"]},{"source":"osv","ecosystem":"Debian:12","package":"qtbase-opensource-src","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.15.10+dfsg-1","5.15.10+dfsg-2","5.15.10+dfsg-3","5.15.10+dfsg-4","5.15.10+dfsg-5","5.15.10+dfsg-6","5.15.10+dfsg-7","5.15.10+dfsg-7.1","5.15.10+dfsg-7.2","5.15.11+dfsg-1","5.15.12+dfsg-1","5.15.12+dfsg-2","5.15.12+dfsg-3","5.15.13+dfsg-1","5.15.13+dfsg-2","5.15.13+dfsg-3","5.15.13+dfsg-4","5.15.14+dfsg-1","5.15.15+dfsg-1","5.15.15+dfsg-2","5.15.15+dfsg-3","5.15.15+dfsg-4","5.15.15+dfsg-5","5.15.15+dfsg-6","5.15.16+dfsg-1","5.15.16+dfsg-2","5.15.17+dfsg-1","5.15.17+dfsg-2","5.15.17+dfsg-3","5.15.17+dfsg-4","5.15.17+dfsg-5","5.15.17+dfsg-6","5.15.17+dfsg-7","5.15.17+dfsg-8","5.15.18+dfsg-1","5.15.18+dfsg-2","5.15.19+dfsg-1","5.15.19+dfsg-2","5.15.19+dfsg-3","5.15.19+dfsg-4","5.15.19+dfsg-5","5.15.19+dfsg-6","5.15.8+dfsg-11","5.15.8+dfsg-11+deb12u1","5.15.8+dfsg-11+deb12u2","5.15.8+dfsg-11+deb12u3","5.15.8+dfsg-12","5.15.8+dfsg-13","5.15.9+dfsg-1","5.15.9+dfsg-2","5.15.9+dfsg-3"]},{"source":"osv","ecosystem":"Debian:13","package":"qtbase-opensource-src","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.15.15+dfsg-6","5.15.15+dfsg-6+deb13u1","5.15.16+dfsg-1","5.15.16+dfsg-2","5.15.17+dfsg-1","5.15.17+dfsg-2","5.15.17+dfsg-3","5.15.17+dfsg-4","5.15.17+dfsg-5","5.15.17+dfsg-6","5.15.17+dfsg-7","5.15.17+dfsg-8","5.15.18+dfsg-1","5.15.18+dfsg-2","5.15.19+dfsg-1","5.15.19+dfsg-2","5.15.19+dfsg-3","5.15.19+dfsg-4","5.15.19+dfsg-5","5.15.19+dfsg-6"]},{"source":"osv","ecosystem":"Debian:14","package":"qtbase-opensource-src","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.15.15+dfsg-6","5.15.16+dfsg-1","5.15.16+dfsg-2","5.15.17+dfsg-1","5.15.17+dfsg-2","5.15.17+dfsg-3","5.15.17+dfsg-4","5.15.17+dfsg-5","5.15.17+dfsg-6","5.15.17+dfsg-7","5.15.17+dfsg-8","5.15.18+dfsg-1","5.15.18+dfsg-2","5.15.19+dfsg-1","5.15.19+dfsg-2","5.15.19+dfsg-3","5.15.19+dfsg-4","5.15.19+dfsg-5","5.15.19+dfsg-6"]},{"source":"osv","ecosystem":"Debian:12","package":"qtbase-opensource-src-gles","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.15.10+dfsg-1","5.15.10+dfsg-2","5.15.10+dfsg-3","5.15.10+dfsg-4","5.15.10+dfsg-5","5.15.10+dfsg-6","5.15.12+dfsg-1","5.15.13+dfsg-1","5.15.13+dfsg-2","5.15.15+dfsg-1","5.15.15+dfsg-2","5.15.17+dfsg-1","5.15.17+dfsg-2","5.15.18+dfsg-1","5.15.19+dfsg-1","5.15.19+dfsg-2","5.15.8+dfsg-3","5.15.9+dfsg-1"]},{"source":"osv","ecosystem":"Debian:13","package":"qtbase-opensource-src-gles","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.15.15+dfsg-2","5.15.17+dfsg-1","5.15.17+dfsg-2","5.15.18+dfsg-1","5.15.19+dfsg-1","5.15.19+dfsg-2"]},{"source":"osv","ecosystem":"Debian:14","package":"qtbase-opensource-src-gles","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.15.15+dfsg-2","5.15.17+dfsg-1","5.15.17+dfsg-2","5.15.18+dfsg-1","5.15.19+dfsg-1","5.15.19+dfsg-2"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"qtbase-opensource-src-gles","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.4.2+dfsg-2ubuntu9","5.5.1+dfsg-6ubuntu1","5.5.1+dfsg-10ubuntu1","5.5.1+dfsg-13ubuntu1","5.5.1+dfsg-13ubuntu2","5.5.1+dfsg-13ubuntu3","5.5.1+dfsg-14ubuntu1","5.5.1+dfsg-14ubuntu2","5.5.1+dfsg-14ubuntu3","5.5.1+dfsg-15ubuntu1","5.5.1+dfsg-16ubuntu1","5.5.1+dfsg-16ubuntu4","5.5.1+dfsg-16ubuntu5","5.5.1+dfsg-16ubuntu6"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"qtbase-opensource-src-gles","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.12.4+dfsg-1build1","5.12.5+dfsg-1","5.12.5+dfsg-2","5.12.8+dfsg-0ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"qtbase-opensource-src-gles","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.15.2+dfsg-4","5.15.2+dfsg-5","5.15.3+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"qtbase-opensource-src-gles","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.15.10+dfsg-2","5.15.10+dfsg-3","5.15.12+dfsg-1","5.15.12+dfsg-1ubuntu1","5.15.12+dfsg-1ubuntu2","5.15.13+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"qtbase-opensource-src-gles","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.15.18+dfsg-1","5.15.19+dfsg-2"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"qtbase-opensource-src-gles","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.15.17+dfsg-1","5.15.17+dfsg-2","5.15.18+dfsg-1"]}],"products":[{"vendor":"qt","product":"qt"},{"vendor":"the qt company","product":"qt"}],"references":[{"url":"https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products","tags":["vendor-advisory"]},{"url":"https://codereview.qt-project.org/c/qt%2Fqtbase/+/762279","tags":["patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105923"},{"url":"https://github.com/advisories/GHSA-fqj5-mj9g-cmjj"},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-105923","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-105923","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-105923","tags":["report"]},{"url":"https://codereview.qt-project.org/c/qt/qtbase/+/762279","tags":["report"]},{"url":"https://github.com/qt/qtbase/commit/d2129a7f0e1f2ebef3f4897276db9b5b05874d8f","tags":["report"]},{"url":"https://security-tracker.debian.org/tracker/cve-2026-105923","tags":["report"]},{"url":"https://wiki.qt.io/list_of_known_vulnerabilities_in_qt_products#cve-2026-105923:","tags":["report"]},{"url":"https://advisory.echohq.com/cve/cve-2026-105923","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-105923","title":"Null-pointer dereference in QTriangulator reachable through VectorImage","description":"A malicious SVG can trigger an integer overflow which in turn triggers a null-pointer dereference in VectorImage QML Type.","status":"published","published":"2026-10-21T09:21:05.197Z","modified":"2026-10-29T19:10:32.263Z","cvss":[{"version":"4.0","score":4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/RE:L/U:Green","level":"medium","assessor":"cna"}],"cwes":["CWE-476","CWE-190"],"updated_at":"2026-11-02T14:19:57.100857Z"}],"euvd":[{"id":"EUVD-2026-107159","description":"A malicious SVG can trigger an integer overflow which in turn triggers a null-pointer dereference in VectorImage QML Type.","status":"published","published":"2026-10-21T09:21:05Z","modified":"2026-10-29T19:10:32Z","cvss":[{"version":"4.0","score":4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/RE:L/U:Green","level":"medium"}],"updated_at":"2026-11-02T16:59:15.044173Z"}],"ghsa":[{"id":"GHSA-fqj5-mj9g-cmjj","title":"A malicious SVG can trigger an integer overflow which in turn triggers a null-pointer dereference...","description":"A malicious SVG can trigger an integer overflow which in turn triggers a null-pointer dereference in VectorImage QML Type.","status":"published","published":"2026-10-21T12:31:07Z","modified":"2026-10-21T12:31:16Z","cvss":[{"version":"4.0","score":4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:X/RE:L/U:Green","level":"medium"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T15:14:09.697532Z"}],"nvd":[{"id":"CVE-2026-105923","description":"A malicious SVG can trigger an integer overflow which in turn triggers a null-pointer dereference in VectorImage QML Type.","status":"published","published":"2026-10-21T10:16:54.917Z","modified":"2026-10-29T19:17:15.387Z","cvss":[{"version":"4.0","score":4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:X/RE:L/U:Green","level":"medium","assessor":"secondary"}],"cwes":["CWE-190","CWE-476"],"updated_at":"2026-11-02T14:13:02.045979Z"}],"osv":[{"id":"DEBIAN-CVE-2026-105923","description":"A malicious SVG can trigger an integer overflow which in turn triggers a null-pointer dereference in VectorImage QML Type.","status":"published","published":"2026-10-21T10:16:54.917Z","modified":"2026-10-30T10:00:07.286688083Z","cvss":[{"version":"4.0","score":4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:X/RE:L/U:Green","level":"medium"}],"updated_at":"2026-11-02T15:45:48.903138Z"},{"id":"UBUNTU-CVE-2026-105923","description":"A malicious SVG can trigger an integer overflow which in turn triggers a null-pointer dereference in VectorImage QML Type.","status":"published","published":"2026-10-21T10:16:00Z","modified":"2026-10-28T20:17:40.761787734Z","cvss":[{"version":"4.0","score":4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/RE:L/U:Green","level":"medium"},{"version":"4.0","score":4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/RE:L/U:Green","level":"medium"}],"updated_at":"2026-11-02T16:55:59.130573Z"}]}}
