Bug 411712

Summary: Okular crashes on a specific FictionBook file
Product: [Applications] okular Reporter: Yuri Chornoivan <yurchor>
Component: fictionbook backendAssignee: Okular developers <okular-devel>
Status: RESOLVED UPSTREAM    
Severity: normal CC: soshial, wbauer1
Priority: NOR    
Version First Reported In: unspecified   
Target Milestone: ---   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:
Attachments: The file that crashes fb backend (Jorge Luis Borges poetry)

Description Yuri Chornoivan 2019-09-08 13:19:36 UTC
Created attachment 122536 [details]
The file that crashes fb backend (Jorge Luis Borges poetry)

SUMMARY
The attached file crashes Okular immediately after opening. This file can be opened with Calibre without warnings. Other fb2 files can be opened with the same Okular version fine.

STEPS TO REPRODUCE
Run "okular Vybrani_poezii.fb2"

OBSERVED RESULT
Crash

EXPECTED RESULT
The file should be opened as is or some warning should be shown.

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Mageia 7 64-bit
KDE Plasma Version: 5.15.4
KDE Frameworks Version: 5.57
Qt Version: 5.12.2

ADDITIONAL INFORMATION
Many thanks in advance for fixing this bug.
Comment 1 Wolfgang Bauer 2019-09-09 05:56:03 UTC
I can open the attached file without problems here (Okular 19.08.1, Qt 5.13.1)

It's probably the same as bug#408818, and caused by this Qt bug:
https://bugreports.qt.io/browse/QTBUG-73730
(fixed in Qt 5.12.4)