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ALSA-2023:6369 — Moderate: qt5 security and bug fix update

Affected: AlmaLinux:9: qt5, AlmaLinux:9: qt5-devel, AlmaLinux:9: qt5-qtbase, AlmaLinux:9: qt5-qtbase-common, AlmaLinux:9: qt5-qtbase-devel, AlmaLinux:9: qt5-qtbase-examples, AlmaLinux:9: qt5-qtbase-gui, AlmaLinux:9: qt5-qtbase-mysql, AlmaLinux:9: qt5-qtbase-odbc, AlmaLinux:9: qt5-qtbase-postgresql and 4 more

Qt is a software toolkit for developing applications.

Security Fix(es):

* qt: buffer over-read via a crafted reply from a DNS server (CVE-2023-33285) * qt: allows remote attacker to bypass security restrictions caused by flaw in certificate validation (CVE-2023-34410) * qtbase: buffer overflow in QXmlStreamReader (CVE-2023-37369) * qtbase: infinite loops in QXmlStreamReader (CVE-2023-38197) * qt: Uninitialized variable usage in m_unitsPerEm (CVE-2023-32573)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

bdu:2023-03876

certfr-2026-avi-0218 — De multiples vulnérabilités ont été découvertes dans les produits VMware. Certaines d'entre elles permettent à un attaq…

certfr-2026-avi-0218

EUVD-2026-211183

fkie_cve-2023-33285

An issue was discovered in Qt 5.x before 5.15.14, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1. QDnsLookup has a buffer over-read via a crafted reply from a DNS server.

GHSA-pwf5-mq6w-f36v

An issue was discovered in Qt 5.x before 5.15.14, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1. QDnsLookup has a buffer over-read via a crafted reply from a DNS server.

gsd-2023-33285

msrc_CVE-2023-33285 — An issue was discovered in Qt 5.x before 5.15.14 6.x before 6.2.9 and 6.3.x through 6.5.x before 6.5.1. QDnsLookup has…

msrc_CVE-2023-33285

OESA-2023-1791 — qt5-qtbase security update

Affected: openEuler:20.03-LTS-SP1: qt5-qtbase, openEuler:20.03-LTS-SP3: qt5-qtbase, openEuler:22.03-LTS: qt5-qtbase, openEuler:22.03-LTS-SP1: qt5-qtbase, openEuler:22.03-LTS-SP2: qt5-qtbase

Qt is a software toolkit for developing applications. Security Fix(es): An issue was discovered in Qt 5.x before 5.15.14, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1. QDnsLookup has a buffer over-read via a crafted reply from a DNS server.(CVE-2023-33285)

openSUSE-SU-2024:13380-1 — libQt6Concurrent6-6.6.0-3.1 on GA media

libQt6Concurrent6-6.6.0-3.1 on GA media

RLSA-2023:6369 — Moderate: qt5 security and bug fix update

Affected: Rocky Linux:9: adwaita-qt, Rocky Linux:9: python-pyqt5-sip, Rocky Linux:9: python-qt5, Rocky Linux:9: qgnomeplatform, Rocky Linux:9: qt5, Rocky Linux:9: qt5-doc, Rocky Linux:9: qt5-qtconnectivity, Rocky Linux:9: qt5-qtdeclarative, Rocky Linux:9: qt5-qtdoc, Rocky Linux:9: qt5-qtgraphicaleffects and 16 more

Qt is a software toolkit for developing applications.

Security Fix(es):

* qt: buffer over-read via a crafted reply from a DNS server (CVE-2023-33285)

* qt: allows remote attacker to bypass security restrictions caused by flaw in certificate validation (CVE-2023-34410)

* qtbase: buffer overflow in QXmlStreamReader (CVE-2023-37369)

* qtbase: infinite loops in QXmlStreamReader (CVE-2023-38197)

* qt: Uninitialized variable usage in m_unitsPerEm (CVE-2023-32573)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Rocky Linux 9.3 Release Notes linked from the References section.

SUSE-SU-2023:2971-1 — Security update for libqt5-qtbase

Security update for libqt5-qtbase

UBUNTU-CVE-2023-33285

Affected: Ubuntu:Pro:16.04:LTS: qtbase-opensource-src, Ubuntu:Pro:18.04:LTS: qtbase-opensource-src, Ubuntu:Pro:20.04:LTS: qtbase-opensource-src, Ubuntu:22.04:LTS: qt6-base, Ubuntu:Pro:22.04:LTS: qtbase-opensource-src, Ubuntu:24.04:LTS: qt6-base, Ubuntu:25.10: qt6-base, Ubuntu:26.04:LTS: qt6-base

An issue was discovered in Qt 5.x before 5.15.14, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1. QDnsLookup has a buffer over-read via a crafted reply from a DNS server.

WID-SEC-W-2023-1263 — QT: Schwachstelle ermöglicht Denial of Service

Ein entfernter, anonymer Angreifer kann eine Schwachstelle in QT ausnutzen, um einen Denial of Service Angriff durchzuführen.