This update for qt6-base fixes the following issues:
* CVE-2025-5455: processing of malformed data in `qDecodeDataUrl()` can
trigger assertion and cause a crash (bsc#1243958).
* CVE-2025-30348: complex algorithm used in `encodeText` in QDom when
processing XML data can cause low performance (bsc#1239896).
## Patch Instructions:
To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
* openSUSE Leap 15.6
zypper in -t patch openSUSE-SLE-15.6-2025-3599=1 SUSE-2025-3599=1
* Desktop Applications Module 15-SP6
zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP6-2025-3599=1
* Desktop Applications Module 15-SP7
zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP7-2025-3599=1
* SUSE Package Hub 15 15-SP6
zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP6-2025-3599=1
* SUSE Package Hub 15 15-SP7
zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2025-3599=1
* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)
* libQt6Gui6-6.6.3-150600.3.6.1
* qt6-core-devel-6.6.3-150600.3.6.1
* libQt6DBus6-6.6.3-150600.3.6.1
* libQt6Sql6-6.6.3-150600.3.6.1
* libQt6OpenGLWidgets6-6.6.3-150600.3.6.1
* libQt6Xml6-6.6.3-150600.3.6.1
* qt6-platformsupport-private-devel-6.6.3-150600.3.6.1
* qt6-printsupport-cups-debuginfo-6.6.3-150600.3.6.1
* qt6-printsupport-private-devel-6.6.3-150600.3.6.1
* qt6-sql-devel-6.6.3-150600.3.6.1
* qt6-sql-mysql-6.6.3-150600.3.6.1
* libQt6OpenGL6-debuginfo-6.6.3-150600.3.6.1
* qt6-test-private-devel-6.6.3-150600.3.6.1
* qt6-exampleicons-devel-static-6.6.3-150600.3.6.1
* qt6-printsupport-cups-6.6.3-150600.3.6.1
* qt6-network-private-devel-6.6.3-150600.3.6.1
* qt6-sql-postgresql-6.6.3-150600.3.6.1
* libQt6Network6-6.6.3-150600.3.6.1
* qt6-sql-unixODBC-debuginfo-6.6.3-150600.3.6.1
* libQt6Widgets6-debuginfo-6.6.3-150600.3.6.1
* qt6-base-common-devel-debuginfo-6.6.3-150600.3.6.1
* qt6-xml-devel-6.6.3-150600.3.6.1
*...
Read the Full Advisory* bsc#1239896
* bsc#1243958
## References:
* https://www.suse.com/security/cve/CVE-2025-30348.html
* https://www.suse.com/security/cve/CVE-2025-5455.html
* https://bugzilla.suse.com/show_bug.cgi?id=1239896
* https://bugzilla.suse.com/show_bug.cgi?id=1243958
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