{"id":"OESA-2026-4722","summary":"qt6-qtbase security update","details":"Qt is a software toolkit for developing applications.\r\n\r\nSecurity Fix(es):\n\nQDomDocument XML parsing is vulnerable to a remotely-triggerable denial-of-service crash when processing untrusted input.(CVE-2026-19248)\n\nOut-of-bounds read (buffer over-read) in the HTTP Cache-Control response header parsing in the QtNetwork module in Qt Group Qt 6.0.0 through 6.8.8, and 6.9.0 through 6.11.1, allows remote attackers to cause a denial of service (application crash) via an excessively large Cache-Control header value returned by an untrusted or compromised HTTP server to an application using QNetworkAccessManager. Only the client side of the connection is affected and 32-bit builds are not affected; the out-of-bounds access is read-only, with no information disclosure and no code execution.(CVE-2026-76151)","modified":"2026-11-04T14:00:06.732158884Z","published":"2026-11-04T13:54:54Z","upstream":["CVE-2026-19248","CVE-2026-76151"],"database_specific":{"severity":"High"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-4722"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-19248"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-76151"}],"affected":[{"package":{"name":"qt6-qtbase","ecosystem":"openEuler:24.03-LTS-SP4","purl":"pkg:rpm/openEuler/qt6-qtbase&distro=openEuler-24.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.5.2-18.oe2403sp4"}]}],"ecosystem_specific":{"x86_64":["qt6-qtbase-6.5.2-18.oe2403sp4.x86_64.rpm","qt6-qtbase-debuginfo-6.5.2-18.oe2403sp4.x86_64.rpm","qt6-qtbase-debugsource-6.5.2-18.oe2403sp4.x86_64.rpm","qt6-qtbase-devel-6.5.2-18.oe2403sp4.x86_64.rpm","qt6-qtbase-examples-6.5.2-18.oe2403sp4.x86_64.rpm","qt6-qtbase-gui-6.5.2-18.oe2403sp4.x86_64.rpm","qt6-qtbase-ibase-6.5.2-18.oe2403sp4.x86_64.rpm","qt6-qtbase-mysql-6.5.2-18.oe2403sp4.x86_64.rpm","qt6-qtbase-odbc-6.5.2-18.oe2403sp4.x86_64.rpm","qt6-qtbase-postgresql-6.5.2-18.oe2403sp4.x86_64.rpm","qt6-qtbase-private-devel-6.5.2-18.oe2403sp4.x86_64.rpm","qt6-qtbase-static-6.5.2-18.oe2403sp4.x86_64.rpm"],"aarch64":["qt6-qtbase-6.5.2-18.oe2403sp4.aarch64.rpm","qt6-qtbase-debuginfo-6.5.2-18.oe2403sp4.aarch64.rpm","qt6-qtbase-debugsource-6.5.2-18.oe2403sp4.aarch64.rpm","qt6-qtbase-devel-6.5.2-18.oe2403sp4.aarch64.rpm","qt6-qtbase-examples-6.5.2-18.oe2403sp4.aarch64.rpm","qt6-qtbase-gui-6.5.2-18.oe2403sp4.aarch64.rpm","qt6-qtbase-ibase-6.5.2-18.oe2403sp4.aarch64.rpm","qt6-qtbase-mysql-6.5.2-18.oe2403sp4.aarch64.rpm","qt6-qtbase-odbc-6.5.2-18.oe2403sp4.aarch64.rpm","qt6-qtbase-postgresql-6.5.2-18.oe2403sp4.aarch64.rpm","qt6-qtbase-private-devel-6.5.2-18.oe2403sp4.aarch64.rpm","qt6-qtbase-static-6.5.2-18.oe2403sp4.aarch64.rpm"],"noarch":["qt6-qtbase-common-6.5.2-18.oe2403sp4.noarch.rpm"],"src":["qt6-qtbase-6.5.2-18.oe2403sp4.src.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2026-4722.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/AU:N/R:U/V:D/RE:L"}]}