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CVE-2026-8168

Denial-of-service vulnerability in the SVG parser and renderer impacts Qt

Uncontrolled recursion in the SVG parser and renderer of the Qt SVG module (QtSvg) in Qt Group Qt allows attackers to cause a denial of service (application crash via stack exhaustion) via a crafted SVG file with deeply nested elements.

CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
Vendors
Qt
Products
Qt Qtsvg
CVE-2021-45930

qt: out-of-bounds write may lead to DoS

Qt SVG in Qt 5.0.0 through 5.15.2 and 6.0.0 through 6.2.1 has an out-of-bounds write in QtPrivate::QCommonArrayOps<QPainterPath::Element>::growAppend (called from QPainterPath::addPath and QPathClipper::intersect).

CVSS 3.1 · 5.5 Medium EPSS 1.4% KEV · Not listed
Vendors
Debian Fedoraproject Qt and 1 more
Products
Debian Linux Fedora Qtsvg and 1 more