Public bug reported:

Any png file, even one with the metadata removed by pngcrush, yields the
following error:

Application: Okular (okular), signal: Segmentation fault

[KCrash Handler]
#4  0x0000000000000000 in ?? ()
#5  0x000072db90248f84 in KExiv2Iface::KExiv2::loadFromData 
(this=0x7ffe69944ac0, imgData=...) at 
/usr/src/libkf5kexiv2-23.08.5-0ubuntu3/src/kexiv2.cpp:221
#6  0x000072db92227657 in ?? () from 
/usr/lib/x86_64-linux-gnu/qt5/plugins/okular/generators/okularGenerator_kimgio.so
#7  0x000072db92227c1e in ?? () from 
/usr/lib/x86_64-linux-gnu/qt5/plugins/okular/generators/okularGenerator_kimgio.so
#8  0x000072dbb40b0b76 in Okular::Generator::loadDocumentWithPassword(QString 
const&, QVector<Okular::Page*>&, QString const&) () from 
/lib/x86_64-linux-gnu/libOkular5Core.so.11
#9  0x000072dbb4089777 in ?? () from /lib/x86_64-linux-gnu/libOkular5Core.so.11
#10 0x000072dbb409322d in Okular::Document::openDocument(QString const&, QUrl 
const&, QMimeType const&, QString const&) () from 
/lib/x86_64-linux-gnu/libOkular5Core.so.11
#11 0x000072dbb4205964 in Okular::Part::doOpenFile(QMimeType const&, QString 
const&, bool*) () from /usr/lib/x86_64-linux-gnu/qt5/plugins/okularpart.so
#12 0x000072dbb42071ea in Okular::Part::openFile() () from 
/usr/lib/x86_64-linux-gnu/qt5/plugins/okularpart.so
#13 0x000072dbbd143e2d in ?? () from /lib/x86_64-linux-gnu/libKF5Parts.so.5
#14 0x000072dbbd149e98 in KParts::ReadOnlyPart::openUrl(QUrl const&) () from 
/lib/x86_64-linux-gnu/libKF5Parts.so.5
#15 0x000072dbb4203dbb in Okular::Part::openUrl(QUrl const&, bool) () from 
/usr/lib/x86_64-linux-gnu/qt5/plugins/okularpart.so
#16 0x000060c44f0650a4 in ?? ()
#17 0x000060c44f065c5a in ?? ()
#18 0x000060c44f05ff3a in ?? ()
#19 0x000072dbbac2a1ca in __libc_start_call_main 
(main=main@entry=0x60c44f05e800, argc=argc@entry=2, 
argv=argv@entry=0x7ffe699457c8) at ../sysdeps/nptl/libc_start_call_main.h:58
#20 0x000072dbbac2a28b in __libc_start_main_impl (main=0x60c44f05e800, argc=2, 
argv=0x7ffe699457c8, init=<optimized out>, fini=<optimized out>, 
rtld_fini=<optimized out>, stack_end=0x7ffe699457b8) at ../csu/libc-start.c:360
#21 0x000060c44f060b65 in ?? ()
[Inferior 1 (process 20360) detached]

ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: okular 4:23.08.5-0ubuntu5
ProcVersionSignature: Ubuntu 6.8.0-106.106-generic 6.8.12
Uname: Linux 6.8.0-106-generic x86_64
ApportVersion: 2.28.1-0ubuntu3.8
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: KDE
Date: Wed Mar 18 10:33:52 2026
InstallationDate: Installed on 2025-01-21 (421 days ago)
InstallationMedia: Ubuntu 22.04.5 LTS "Jammy Jellyfish" - Release amd64 
(20240911)
SourcePackage: okular
UpgradeStatus: Upgraded to noble on 2025-04-21 (331 days ago)

** Affects: okular (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug noble third-party-packages

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https://bugs.launchpad.net/bugs/2144799

Title:
  okular crashes on any png file

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