Critical severity9.8NVD Advisory· Published Dec 24, 2023· Updated Jun 17, 2026
CVE-2023-51714
CVE-2023-51714
Description
An issue was discovered in the HTTP2 implementation in Qt before 5.15.17, 6.x before 6.2.11, 6.3.x through 6.5.x before 6.5.4, and 6.6.x before 6.6.2. network/access/http2/hpacktable.cpp has an incorrect HPack integer overflow check.
Affected products
35- Qt/Qtdescription
- osv-coords32 versionspkg:rpm/suse/libqt5-qtbase&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/opensuse/libqt5-qtbase&distro=openSUSE%20Tumbleweedpkg:rpm/suse/qt6-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP5pkg:rpm/opensuse/qt6-base-docs&distro=openSUSE%20Leap%2015.5pkg:rpm/suse/libqt5-qtbase&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP5pkg:rpm/suse/libqt5-qtbase&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/libqt5-qtbase&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSSpkg:rpm/suse/libqt5-qtbase&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/libqt5-qtbase&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2pkg:rpm/suse/libqt5-qtbase&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/opensuse/qt6-base&distro=openSUSE%20Tumbleweedpkg:rpm/almalinux/qt5-qtbasepkg:rpm/almalinux/qt5-qtbase-commonpkg:rpm/almalinux/qt5-qtbase-postgresqlpkg:rpm/almalinux/qt5-qtbase-private-develpkg:rpm/almalinux/qt5-qtbase-staticpkg:rpm/opensuse/libqt5-qtbase&distro=openSUSE%20Leap%2015.5pkg:rpm/almalinux/qt5-qtbase-develpkg:rpm/almalinux/qt5-qtbase-examplespkg:rpm/almalinux/qt5-qtbase-guipkg:rpm/almalinux/qt5-qtbase-mysqlpkg:rpm/almalinux/qt5-qtbase-odbcpkg:rpm/suse/libqt5-qtbase&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/libqt5-qtbase&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/qt6-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP5pkg:rpm/opensuse/qt6-base&distro=openSUSE%20Leap%2015.5pkg:rpm/suse/libqt5-qtbase&distro=SUSE%20Manager%20Server%204.3pkg:rpm/suse/libqt5-qtbase&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/libqt5-qtbase&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/libqt5-qtbase&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/libqt5-qtbase&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/libqt5-qtbase&distro=SUSE%20Manager%20Proxy%204.3
< 5.12.7-150200.4.29.1+ 31 more
- (no CPE)range: < 5.12.7-150200.4.29.1
- (no CPE)range: < 5.15.12+kde147-1.1
- (no CPE)range: < 6.4.2-150500.3.14.1
- (no CPE)range: < 6.4.2-150500.3.14.1
- (no CPE)range: < 5.15.8+kde185-150500.4.16.1
- (no CPE)range: < 5.12.7-150200.4.29.1
- (no CPE)range: < 5.12.7-150200.4.29.1
- (no CPE)range: < 5.12.7-150200.4.29.1
- (no CPE)range: < 5.12.7-150200.4.29.1
- (no CPE)range: < 5.12.7-150200.4.29.1
- (no CPE)range: < 6.6.1-5.1
- (no CPE)range: < 5.15.9-9.el9
- (no CPE)range: < 5.15.9-9.el9
- (no CPE)range: < 5.15.9-9.el9
- (no CPE)range: < 5.15.9-9.el9
- (no CPE)range: < 5.15.9-9.el9
- (no CPE)range: < 5.15.8+kde185-150500.4.16.1
- (no CPE)range: < 5.15.9-9.el9
- (no CPE)range: < 5.15.9-9.el9
- (no CPE)range: < 5.15.9-9.el9
- (no CPE)range: < 5.15.9-9.el9
- (no CPE)range: < 5.15.9-9.el9
- (no CPE)range: < 5.15.8+kde185-150500.4.16.1
- (no CPE)range: < 5.12.7-150200.4.29.1
- (no CPE)range: < 6.4.2-150500.3.14.1
- (no CPE)range: < 6.4.2-150500.3.14.1
- (no CPE)range: < 5.15.2+kde294-150400.6.15.1
- (no CPE)range: < 5.15.2+kde294-150400.6.15.1
- (no CPE)range: < 5.15.2+kde294-150400.6.15.1
- (no CPE)range: < 5.15.2+kde294-150400.6.15.1
- (no CPE)range: < 5.15.2+kde294-150400.6.15.1
- (no CPE)range: < 5.15.2+kde294-150400.6.15.1
Patches
Vulnerability mechanics
References
3- codereview.qt-project.org/c/qt/qtbase/+/524864nvdPatchProduct
- codereview.qt-project.org/c/qt/qtbase/+/524865/3nvdPatchProduct
- lists.debian.org/debian-lts-announce/2024/04/msg00027.htmlnvdMailing ListThird Party Advisory
News mentions
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