{"id":"UBUNTU-CVE-2021-38593","details":"Qt 5.x before 5.15.6 and 6.x through 6.1.2 has an out-of-bounds write in QOutlineMapper::convertPath (called from QRasterPaintEngine::fill and QPaintEngineEx::stroke).","modified":"2026-05-20T16:06:29.105922630Z","published":"2021-08-12T02:15:00Z","related":["USN-5081-1"],"upstream":["CVE-2021-38593"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-38593"},{"type":"REPORT","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35566"},{"type":"REPORT","url":"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qt/OSV-2021-903.yaml"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5081-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-38593"}],"affected":[{"package":{"name":"qtbase-opensource-src-gles","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/qtbase-opensource-src-gles?arch=source&distro=xenial"},"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"],"ecosystem_specific":{"binaries":[{"binary_version":"5.5.1+dfsg-16ubuntu6","binary_name":"libqt5gui5-gles"},{"binary_name":"libqt5opengl5-gles","binary_version":"5.5.1+dfsg-16ubuntu6"},{"binary_name":"qt5-qmake-gles","binary_version":"5.5.1+dfsg-16ubuntu6"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-38593.json"}},{"package":{"name":"qtbase-opensource-src","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/qtbase-opensource-src?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.9.5+dfsg-0ubuntu2.6"}]}],"versions":["5.9.1+dfsg-10ubuntu1","5.9.1+dfsg-10ubuntu2","5.9.2+dfsg-4ubuntu6","5.9.3+dfsg-0ubuntu1","5.9.3+dfsg-0ubuntu3","5.9.3+dfsg-0ubuntu4","5.9.4+dfsg-0ubuntu3","5.9.4+dfsg-0ubuntu4","5.9.5+dfsg-0ubuntu1","5.9.5+dfsg-0ubuntu2","5.9.5+dfsg-0ubuntu2.1","5.9.5+dfsg-0ubuntu2.3","5.9.5+dfsg-0ubuntu2.4","5.9.5+dfsg-0ubuntu2.5"],"ecosystem_specific":{"binaries":[{"binary_name":"libqt5concurrent5","binary_version":"5.9.5+dfsg-0ubuntu2.6"},{"binary_version":"5.9.5+dfsg-0ubuntu2.6","binary_name":"libqt5core5a"},{"binary_name":"libqt5dbus5","binary_version":"5.9.5+dfsg-0ubuntu2.6"},{"binary_version":"5.9.5+dfsg-0ubuntu2.6","binary_name":"libqt5gui5"},{"binary_name":"libqt5network5","binary_version":"5.9.5+dfsg-0ubuntu2.6"},{"binary_version":"5.9.5+dfsg-0ubuntu2.6","binary_name":"libqt5opengl5"},{"binary_name":"libqt5printsupport5","binary_version":"5.9.5+dfsg-0ubuntu2.6"},{"binary_name":"libqt5sql5","binary_version":"5.9.5+dfsg-0ubuntu2.6"},{"binary_name":"libqt5sql5-ibase","binary_version":"5.9.5+dfsg-0ubuntu2.6"},{"binary_name":"libqt5sql5-mysql","binary_version":"5.9.5+dfsg-0ubuntu2.6"},{"binary_name":"libqt5sql5-odbc","binary_version":"5.9.5+dfsg-0ubuntu2.6"},{"binary_name":"libqt5sql5-psql","binary_version":"5.9.5+dfsg-0ubuntu2.6"},{"binary_version":"5.9.5+dfsg-0ubuntu2.6","binary_name":"libqt5sql5-sqlite"},{"binary_version":"5.9.5+dfsg-0ubuntu2.6","binary_name":"libqt5sql5-tds"},{"binary_name":"libqt5test5","binary_version":"5.9.5+dfsg-0ubuntu2.6"},{"binary_version":"5.9.5+dfsg-0ubuntu2.6","binary_name":"libqt5widgets5"},{"binary_version":"5.9.5+dfsg-0ubuntu2.6","binary_name":"libqt5xml5"},{"binary_name":"qt5-default","binary_version":"5.9.5+dfsg-0ubuntu2.6"},{"binary_version":"5.9.5+dfsg-0ubuntu2.6","binary_name":"qt5-gtk-platformtheme"},{"binary_name":"qt5-qmake","binary_version":"5.9.5+dfsg-0ubuntu2.6"},{"binary_name":"qt5-qmake-bin","binary_version":"5.9.5+dfsg-0ubuntu2.6"},{"binary_name":"qtbase5-dev-tools","binary_version":"5.9.5+dfsg-0ubuntu2.6"},{"binary_name":"qtbase5-doc-html","binary_version":"5.9.5+dfsg-0ubuntu2.6"},{"binary_name":"qtbase5-examples","binary_version":"5.9.5+dfsg-0ubuntu2.6"}],"availability":"No 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