{"id":"UBUNTU-CVE-2023-51714","details":"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.","modified":"2026-04-22T16:58:14.914355Z","published":"2023-12-24T21:15:00Z","related":["USN-8076-1"],"upstream":["CVE-2023-51714"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-51714"},{"type":"REPORT","url":"https://codereview.qt-project.org/c/qt/qtbase/+/524864"},{"type":"REPORT","url":"https://codereview.qt-project.org/c/qt/qtbase/+/524865/3"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2023-51714"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8076-1"}],"affected":[{"package":{"name":"qtbase-opensource-src-gles","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/qtbase-opensource-src-gles@5.5.1+dfsg-16ubuntu6?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.4.2+dfsg-2ubuntu9","5.5.1+dfsg-6ubuntu1","5.5.1+dfsg-10ubuntu1","5.5.1+dfsg-13ubuntu1","5.5.1+dfsg-13ubuntu2","5.5.1+dfsg-13ubuntu3","5.5.1+dfsg-14ubuntu1","5.5.1+dfsg-14ubuntu2","5.5.1+dfsg-14ubuntu3","5.5.1+dfsg-15ubuntu1","5.5.1+dfsg-16ubuntu1","5.5.1+dfsg-16ubuntu4","5.5.1+dfsg-16ubuntu5","5.5.1+dfsg-16ubuntu6"],"ecosystem_specific":{"binaries":[{"binary_name":"libqt5gui5-gles","binary_version":"5.5.1+dfsg-16ubuntu6"},{"binary_name":"libqt5opengl5-gles","binary_version":"5.5.1+dfsg-16ubuntu6"},{"binary_name":"qt5-qmake-gles","binary_version":"5.5.1+dfsg-16ubuntu6"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-51714.json"}},{"package":{"name":"qtbase-opensource-src","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/qtbase-opensource-src@5.9.5+dfsg-0ubuntu2.6+esm2?arch=source&distro=esm-infra/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.9.5+dfsg-0ubuntu2.6+esm2"}]}],"versions":["5.9.1+dfsg-10ubuntu1","5.9.1+dfsg-10ubuntu2","5.9.2+dfsg-4ubuntu6","5.9.3+dfsg-0ubuntu1","5.9.3+dfsg-0ubuntu3","5.9.3+dfsg-0ubuntu4","5.9.4+dfsg-0ubuntu3","5.9.4+dfsg-0ubuntu4","5.9.5+dfsg-0ubuntu1","5.9.5+dfsg-0ubuntu2","5.9.5+dfsg-0ubuntu2.1","5.9.5+dfsg-0ubuntu2.3","5.9.5+dfsg-0ubuntu2.4","5.9.5+dfsg-0ubuntu2.5","5.9.5+dfsg-0ubuntu2.6","5.9.5+dfsg-0ubuntu2.6+esm1"],"ecosystem_specific":{"availability":"Available 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