Bug 2271518 (CVE-2024-30161)

Summary: CVE-2024-30161 qt6: wasm component may access QNetworkReply header improperly
Product: [Other] Security Response Reporter: Marco Benatto <mbenatto>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
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Priority: medium    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in the qt6 package where the WebAssembly (wasm) component may access the network reply header due to a dangling pointer. This issue may allow an attacker to gain access to restricted data, impacting data confidentiality and integrity.
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Bug Depends On: 2271519    
Bug Blocks: 2271520    

Description Marco Benatto 2024-03-25 21:09:40 UTC
In Qt before 6.5.6 and 6.6.x before 6.6.3, the wasm component may access QNetworkReply header data via a dangling pointer.

https://codereview.qt-project.org/c/qt/qtbase/+/544314

Comment 1 Marco Benatto 2024-03-25 21:09:53 UTC
Created qt6 tracking bugs for this issue:

Affects: fedora-all [bug 2271519]