Bug 2565262

Summary: CVE-2026-100140 qt6-qt5compat: Integer overflow vulnerability in XML parsing functionality of Qt5Compat impacts Qt [fedora-all]
Product: [Fedora] Fedora Reporter: Joel Chamberlain <jochambe>
Component: qt6-qt5compatAssignee: Jan Grulich <jgrulich>
Status: NEW --- QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: rawhideCC: jgrulich, kde-sig, travier
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["e25d32cb-e0ee-40a1-ad56-269e57e3ed05"]}
Fixed In Version: Doc Type: ---
Doc Text:
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Regression: --- Mount Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2565128    

Description Joel Chamberlain 2026-11-02 16:35:25 UTC
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

An integer overflow vulnerability in the Qt XML parsing (Qt5Compat / QXmlSimpleReader) functionality of Qt.