[k3b] [Bug 390878] K3b crashes when a theme from kde store is uninstalled

[Leslie Zhai]

https://bugs.kde.org/show_bug.cgi?id=390878

Leslie Zhai <lesliezhai at llvm.org.cn> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |CONFIRMED
                 CC|                            |lesliezhai at llvm.org.cn

--- Comment #2 from Leslie Zhai <lesliezhai at llvm.org.cn> ---
Thanks for your report! reproduced:

SUMMARY: AddressSanitizer: undefined-behavior
=================================================================
==4226==ERROR: AddressSanitizer: heap-use-after-free on address 0x60c0011f84d8
at pc 0x000000cafa84 bp 0x7fffffff1aa0 sp 0x7fffffff1a98
READ of size 8 at 0x60c0011f84d8 thread T0
Detaching after fork from child process 4336.
    #0 0xcafa83 in QMap<QString, QPixmap>::~QMap()
/usr/include/qt5/QtCore/qmap.h:341:27
    #1 0xca94de in K3b::Theme::~Theme()
/data/project/kde/k3b/src/k3bthememanager.h:28:11
    #2 0xc97ba9 in K3b::ThemeManager::loadThemes()
/data/project/kde/k3b/src/k3bthememanager.cpp:277:9
    #3 0x13b0ecc in K3b::ThemeModel::reload()
/data/project/kde/k3b/src/option/k3bthememodel.cpp:41:21
    #4 0x13696b7 in K3b::ThemeOptionTab::readSettings()
/data/project/kde/k3b/src/option/k3bthemeoptiontab.cpp:71:19
    #5 0x137fc0a in K3b::ThemeOptionTab::slotRemoveTheme()
/data/project/kde/k3b/src/option/k3bthemeoptiontab.cpp:218:9

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