CVE-2023-43114

NameCVE-2023-43114
DescriptionAn issue was discovered in Qt before 5.15.16, 6.x before 6.2.10, and 6.3.x through 6.5.x before 6.5.3 on Windows. When using the GDI font engine, if a corrupted font is loaded via QFontDatabase::addApplicationFont{FromData], then it can cause the application to crash because of missing length checks.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
qt6-base (PTS)bookworm6.4.2+dfsg-10fixed
sid, trixie6.7.2+dfsg-4fixed
qtbase-opensource-src (PTS)bullseye5.15.2+dfsg-9+deb11u1fixed
bookworm5.15.8+dfsg-11+deb12u2fixed
sid, trixie5.15.15+dfsg-2fixed
qtbase-opensource-src-gles (PTS)bullseye5.15.2+dfsg-4fixed
bookworm5.15.8+dfsg-3fixed
sid, trixie5.15.15+dfsg-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qt4-x11source(unstable)(not affected)
qt6-basesource(unstable)(not affected)
qtbase-opensource-srcsource(unstable)(not affected)
qtbase-opensource-src-glessource(unstable)(not affected)

Notes

- qt6-base <not-affected> (Windows-specific)
- qtbase-opensource-src-gles <not-affected> (Windows-specific)
- qtbase-opensource-src <not-affected> (Windows-specific)
- qt4-x11 <not-affected> (Windows-specific)

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