Bug 2556191

Summary: CVE-2025-12385 mingw-qt5-qtdeclarative: Improper validation of <img> tag size in Text component parser [fedora-all]
Product: [Fedora] Fedora Reporter: Vladimir Vasilev <vvasilev>
Component: mingw-qt5-qtdeclarativeAssignee: Sandro Mani <manisandro>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: high    
Version: rawhideCC: kde-sig, manisandro
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["f42b3363-ee67-4154-a704-d62b346aabaf"]}
Fixed In Version: mingw-qt5-qtdeclarative-5.15.18-4.fc45 mingw-qt5-qtdeclarative-5.15.18-4.fc44 mingw-qt5-qtdeclarative-5.15.18-4.fc43 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-11-09 01:07:14 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2556149    

Description Vladimir Vasilev 2026-10-20 14:00:50 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.

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 Fedora Update System 2026-10-31 18:31:52 UTC
FEDORA-2026-29e4b8a289 (mingw-qt5-qtdeclarative-5.15.18-4.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-29e4b8a289

Comment 2 Fedora Update System 2026-10-31 18:31:52 UTC
FEDORA-2026-587a1cec32 (mingw-qt5-qtdeclarative-5.15.18-4.fc45) has been submitted as an update to Fedora 45.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-587a1cec32

Comment 3 Fedora Update System 2026-10-31 18:31:53 UTC
FEDORA-2026-2caff2e30b (mingw-qt5-qtdeclarative-5.15.18-4.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-2caff2e30b

Comment 4 Fedora Update System 2026-11-01 02:48:29 UTC
FEDORA-2026-2caff2e30b has been pushed to the Fedora 44 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-2caff2e30b`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-2caff2e30b

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 5 Fedora Update System 2026-11-01 03:18:15 UTC
FEDORA-2026-29e4b8a289 has been pushed to the Fedora 43 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-29e4b8a289`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-29e4b8a289

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 6 Fedora Update System 2026-11-01 17:45:27 UTC
FEDORA-2026-587a1cec32 has been pushed to the Fedora 45 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-587a1cec32`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-587a1cec32

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 7 Fedora Update System 2026-11-09 01:07:14 UTC
FEDORA-2026-587a1cec32 (mingw-qt5-qtdeclarative-5.15.18-4.fc45) has been pushed to the Fedora 45 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 8 Fedora Update System 2026-11-09 01:26:49 UTC
FEDORA-2026-2caff2e30b (mingw-qt5-qtdeclarative-5.15.18-4.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 9 Fedora Update System 2026-11-09 01:51:36 UTC
FEDORA-2026-29e4b8a289 (mingw-qt5-qtdeclarative-5.15.18-4.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.