CVE-2021-3481
HIGH7.1EPSS 0.06%qt4-x11 - security update
Published: 8/22/2022Modified: 4/28/2026
Description
A flaw was found in Qt. An out-of-bounds read vulnerability was found in QRadialFetchSimd in qt/qtbase/src/gui/painting/qdrawhelper_p.h in Qt/Qtbase. While rendering and displaying a crafted Scalable Vector Graphics (SVG) file this flaw may lead to an unauthorized memory access. The highest threat from this vulnerability is to data confidentiality and the application availability.
Affected packages (4)
- Debian/qt4-x11from 0, < 4:4.8.7+dfsg-11+deb9u3
- Debian/qt4-x11from 0, < 4:4.8.7+dfsg-18+deb10u2
- Debian/qtsvg-opensource-srcfrom 0, < 5.15.2-3
- Debian/qtsvg-opensource-srcfrom 0, < 5.7.1~20161021-2.1+deb9u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.1 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H |