CVE-2023-45935

NameCVE-2023-45935
DescriptionQt 6 through 6.6 was discovered to contain a NULL pointer dereference via the function QXcbConnection::initializeAllAtoms(). NOTE: this is disputed because it is not expected that an X application should continue to run when there is arbitrary anomalous behavior from the X server.
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-10vulnerable
trixie6.4.2+dfsg-21vulnerable
sid6.4.2+dfsg-21.1vulnerable
qtbase-opensource-src (PTS)buster5.11.3+dfsg1-1+deb10u5vulnerable
buster (security)5.11.3+dfsg1-1+deb10u3vulnerable
bullseye5.15.2+dfsg-9vulnerable
bookworm5.15.8+dfsg-11vulnerable
trixie5.15.10+dfsg-7vulnerable
sid5.15.10+dfsg-7.2vulnerable
qtbase-opensource-src-gles (PTS)bullseye5.15.2+dfsg-4vulnerable
bookworm5.15.8+dfsg-3vulnerable
trixie5.15.10+dfsg-5vulnerable
sid5.15.10+dfsg-6vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qt6-basesource(unstable)(unfixed)unimportant
qtbase-opensource-srcsource(unstable)(unfixed)unimportant
qtbase-opensource-src-glessource(unstable)(unfixed)unimportant

Notes

https://bugreports.qt.io/browse/QTBUG-115599
https://codereview.qt-project.org/gitweb?p=qt%2Fqtbase.git;a=commit;h=df77d8939d1c04aa18833fe1e141bb71af1f8e04 (v6.5.3)
No security impact

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