Bug#834750: libqt5widgets5: wireshark crashes with SIGSEGV in QTreeModel::index ( only with a11y )

[vrishab <vrishab.in@gmail.com>]

Package: libqt5widgets5
Version: 5.6.1+dfsg-3+b1
Severity: important

Steps to reproduce:

1. Enable accessibility. I enabled screen zoom.
2. Open wireshark and capture traffic on an interface ( I capture http on eth0
)
3. Stop the capture.
4. Click on "Start Capturing Packets". It should display the "Unsaved packets"
dialog.
5. Click on "Continue without saving".
6. Wireshark crashes.



-- System Information:
Debian Release: stretch/sid
  APT prefers unstable-debug
  APT policy: (500, 'unstable-debug'), (500, 'unstable')
Architecture: amd64 (x86_64)

Kernel: Linux 4.6.0-1-amd64 (SMP w/4 CPU cores)
Locale: LANG=en_IN, LC_CTYPE=en_IN (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)

Versions of packages libqt5widgets5 depends on:
ii  libc6                            2.23-4
ii  libglib2.0-0                     2.48.1-3
ii  libqt5core5a [qtbase-abi-5-6-1]  5.6.1+dfsg-3+b1
ii  libqt5gui5                       5.6.1+dfsg-3+b1
ii  libstdc++6                       6.1.1-10
ii  libx11-6                         2:1.6.3-1

libqt5widgets5 recommends no packages.

libqt5widgets5 suggests no packages.

-- no debconf information