Bug 2556149 (CVE-2025-12385) - CVE-2025-12385 qt5-qtdeclarative: qt6-qtdeclarative: Improper validation of <img> tag size in Text component parser
Summary: CVE-2025-12385 qt5-qtdeclarative: qt6-qtdeclarative: Improper validation of <...
Keywords:
Status: NEW
Alias: CVE-2025-12385
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2556190 2556192 2556191
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-10-20 12:07 UTC by OSIDB Bzimport
Modified: 2026-11-09 03:34 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:96075 0 None None None 2026-11-09 03:33:59 UTC

Description OSIDB Bzimport 2026-10-20 12:07:34 UTC 
Allocation of Resources Without Limits or Throttling, Improper Validation of Specified Quantity in Input vulnerability in The Qt Company Qt on Windows, MacOS, Linux, iOS, Android, x86, ARM, 64 bit, 32 bit allows Excessive Allocation.


This issue affects users of the Text component in Qt Quick. Missing validation of the width and height in the <img> tag could cause an application to become unresponsive.



This issue affects Qt: from 5.0.0 through 6.5.10, from 6.6.0 through 6.8.5, from 6.9.0 through 6.10.0.
Comment 1 errata-xmlrpc 2026-11-09 03:33:58 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:96075 https://access.redhat.com/errata/RHSA-2026:96075
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