RHSA-2020:4690MediumCVSS 7.5

Red Hat Security Advisory: qt5-qtbase and qt5-qtwebsockets security and bug fix update

Published
November 4, 2020
Last Modified
November 5, 2026

🔗 CVE IDs covered (5)

CVE-2015-9541 →CVE-2018-21035 →CVE-2020-0569 →CVE-2020-0570 →CVE-2020-13962 →

📋 Description

CVE-2015-9541 — qt: XML entity expansion vulnerability CVE-2018-21035 — qt5-qtwebsockets: websocket implementation allows only limited size for frames and messages therefore attacker can cause DOS CVE-2020-0569 — qt: files placed by attacker can influence the working directory and lead to malicious code execution CVE-2020-0570 — qt: files placed by attacker can influence the working directory and lead to malicious code execution CVE-2020-13962 — qt5: incorrectly calls SSL_shutdown() in OpenSSL mid-handshake causing denial of service in TLS applications

🎯 Affected products200

  • Red Hat CodeReady Linux Builder (v. 8)
  • Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-assistant-0:5.12.5-2.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-assistant-0:5.12.5-2.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-assistant-0:5.12.5-2.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-assistant-0:5.12.5-2.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-assistant-debuginfo-0:5.12.5-2.el8.aarch64 as a component of Red Hat CodeReady Linux Builder (v. 8)
  • qt5-assistant-debuginfo-0:5.12.5-2.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-assistant-debuginfo-0:5.12.5-2.el8.i686 as a component of Red Hat CodeReady Linux Builder (v. 8)
  • qt5-assistant-debuginfo-0:5.12.5-2.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-assistant-debuginfo-0:5.12.5-2.el8.ppc64le as a component of Red Hat CodeReady Linux Builder (v. 8)
  • qt5-assistant-debuginfo-0:5.12.5-2.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-assistant-debuginfo-0:5.12.5-2.el8.s390x as a component of Red Hat CodeReady Linux Builder (v. 8)
  • qt5-assistant-debuginfo-0:5.12.5-2.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-assistant-debuginfo-0:5.12.5-2.el8.x86_64 as a component of Red Hat CodeReady Linux Builder (v. 8)
  • qt5-assistant-debuginfo-0:5.12.5-2.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-designer-0:5.12.5-2.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-designer-0:5.12.5-2.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-designer-0:5.12.5-2.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-designer-0:5.12.5-2.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-designer-debuginfo-0:5.12.5-2.el8.aarch64 as a component of Red Hat CodeReady Linux Builder (v. 8)
  • qt5-designer-debuginfo-0:5.12.5-2.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-designer-debuginfo-0:5.12.5-2.el8.i686 as a component of Red Hat CodeReady Linux Builder (v. 8)
  • qt5-designer-debuginfo-0:5.12.5-2.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-designer-debuginfo-0:5.12.5-2.el8.ppc64le as a component of Red Hat CodeReady Linux Builder (v. 8)
  • qt5-designer-debuginfo-0:5.12.5-2.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-designer-debuginfo-0:5.12.5-2.el8.s390x as a component of Red Hat CodeReady Linux Builder (v. 8)
  • qt5-designer-debuginfo-0:5.12.5-2.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • qt5-designer-debuginfo-0:5.12.5-2.el8.x86_64 as a component of Red Hat CodeReady Linux Builder (v. 8)
  • qt5-designer-debuginfo-0:5.12.5-2.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • +170 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 Workaround: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

🔗 References (10)