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.
https://access.redhat.com/security/cve/CVE-2021-3481
https://bugzilla.redhat.com/show_bug.cgi?id=1931444
https://lists.debian.org/debian-lts-announce/2023/08/msg00028.html