RHSA-2026:99149HighCVSS 7.5

Red Hat Security Advisory: qt5-qtbase security update

Published
November 12, 2026
Last Modified
November 12, 2026

🔗 CVE IDs covered (1)

CVE-2026-16762 →

📋 Description

CVE-2026-16762 — qt: qt: Denial of Service via crafted XML parsing in QXmlStreamReader

🎯 Affected products139

  • Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • Red Hat Enterprise Linux CodeReady Linux Builder EUS (v.9.8)
  • qt5-qtbase-0:5.15.9-11.el9_8.3.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-0:5.15.9-11.el9_8.3.i686 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-0:5.15.9-11.el9_8.3.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-0:5.15.9-11.el9_8.3.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-0:5.15.9-11.el9_8.3.src as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-0:5.15.9-11.el9_8.3.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-common-0:5.15.9-11.el9_8.3.noarch as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-debuginfo-0:5.15.9-11.el9_8.3.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-debuginfo-0:5.15.9-11.el9_8.3.aarch64 as a component of Red Hat Enterprise Linux CodeReady Linux Builder EUS (v.9.8)
  • qt5-qtbase-debuginfo-0:5.15.9-11.el9_8.3.i686 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-debuginfo-0:5.15.9-11.el9_8.3.i686 as a component of Red Hat Enterprise Linux CodeReady Linux Builder EUS (v.9.8)
  • qt5-qtbase-debuginfo-0:5.15.9-11.el9_8.3.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-debuginfo-0:5.15.9-11.el9_8.3.ppc64le as a component of Red Hat Enterprise Linux CodeReady Linux Builder EUS (v.9.8)
  • qt5-qtbase-debuginfo-0:5.15.9-11.el9_8.3.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-debuginfo-0:5.15.9-11.el9_8.3.s390x as a component of Red Hat Enterprise Linux CodeReady Linux Builder EUS (v.9.8)
  • qt5-qtbase-debuginfo-0:5.15.9-11.el9_8.3.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-debuginfo-0:5.15.9-11.el9_8.3.x86_64 as a component of Red Hat Enterprise Linux CodeReady Linux Builder EUS (v.9.8)
  • qt5-qtbase-debugsource-0:5.15.9-11.el9_8.3.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-debugsource-0:5.15.9-11.el9_8.3.aarch64 as a component of Red Hat Enterprise Linux CodeReady Linux Builder EUS (v.9.8)
  • qt5-qtbase-debugsource-0:5.15.9-11.el9_8.3.i686 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-debugsource-0:5.15.9-11.el9_8.3.i686 as a component of Red Hat Enterprise Linux CodeReady Linux Builder EUS (v.9.8)
  • qt5-qtbase-debugsource-0:5.15.9-11.el9_8.3.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-debugsource-0:5.15.9-11.el9_8.3.ppc64le as a component of Red Hat Enterprise Linux CodeReady Linux Builder EUS (v.9.8)
  • qt5-qtbase-debugsource-0:5.15.9-11.el9_8.3.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-debugsource-0:5.15.9-11.el9_8.3.s390x as a component of Red Hat Enterprise Linux CodeReady Linux Builder EUS (v.9.8)
  • qt5-qtbase-debugsource-0:5.15.9-11.el9_8.3.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • qt5-qtbase-debugsource-0:5.15.9-11.el9_8.3.x86_64 as a component of Red Hat Enterprise Linux CodeReady Linux Builder EUS (v.9.8)
  • qt5-qtbase-devel-0:5.15.9-11.el9_8.3.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v.9.8)
  • +109 more not shown

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

🔗 References (3)