CVE-2023-32763

NameCVE-2023-32763
DescriptionAn issue was discovered in Qt before 5.15.15, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1. When a SVG file with an image inside it is rendered, a QTextLayout buffer overflow can be triggered.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3539-1, DLA-3805-1
Debian Bugs1036702

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
qt4-x11 (PTS)buster4:4.8.7+dfsg-18+deb10u1vulnerable
buster (security)4:4.8.7+dfsg-18+deb10u2fixed
qt6-base (PTS)bookworm6.4.2+dfsg-10fixed
sid, trixie6.4.2+dfsg-21.1fixed
qtbase-opensource-src (PTS)buster5.11.3+dfsg1-1+deb10u5vulnerable
buster (security)5.11.3+dfsg1-1+deb10u6fixed
bullseye5.15.2+dfsg-9vulnerable
bookworm5.15.8+dfsg-11fixed
trixie5.15.10+dfsg-7.2fixed
sid5.15.13+dfsg-2fixed
qtbase-opensource-src-gles (PTS)bullseye5.15.2+dfsg-4vulnerable
bookworm5.15.8+dfsg-3fixed
trixie5.15.10+dfsg-6fixed
sid5.15.13+dfsg-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qt4-x11sourcebuster4:4.8.7+dfsg-18+deb10u2DLA-3539-1
qt4-x11source(unstable)(unfixed)
qt6-basesource(unstable)6.4.2+dfsg-8
qtbase-opensource-srcsourcebuster5.11.3+dfsg1-1+deb10u6DLA-3805-1
qtbase-opensource-srcsource(unstable)5.15.8+dfsg-10
qtbase-opensource-src-glessource(unstable)5.15.8+dfsg-31036702

Notes

[bullseye] - qtbase-opensource-src <no-dsa> (Minor issue)
[bullseye] - qtbase-opensource-src-gles <no-dsa> (Minor issue)
https://lists.qt-project.org/pipermail/announce/2023-May/000413.html
https://download.qt.io/official_releases/qt/5.15/CVE-2023-32763-qtbase-5.15.diff
https://download.qt.io/official_releases/qt/6.5/CVE-2023-32763-qtbase-6.5.diff
https://codereview.qt-project.org/c/qt/qtbase/+/476490
https://bugreports.qt.io/browse/QTBUG-113337

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