Bug#768341: libwebkit2gtk-4.0-37: the Flash plugin crashes

[Alberto Garcia]

Package: libwebkit2gtk-4.0-37
Version: 2.6.2+dfsg1-1
Severity: normal
Tags: patch upstream

The -fstack-protector-strong flag from GCC triggers a bug in
WebKitGTK+ that makes the Flash plugin crash.

Example:

$ /usr/lib/*/webkit2gtk-4.0/MiniBrowser https://deezer.com/
*** stack smashing detected ***: /usr/lib/x86_64-linux-gnu/webkit2gtk-4.0/WebKitPluginProcess2 /terminated
======= Backtrace: =========
/lib/x86_64-linux-gnu/libc.so.6(+0x7303f)[0x7f4ed9d2503f]
/lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x37)[0x7f4ed9da8137]
/lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x0)[0x7f4ed9da8100]
/usr/lib/x86_64-linux-gnu/webkit2gtk-4.0/WebKitPluginProcess2[0xafee12]
/usr/lib/x86_64-linux-gnu/webkit2gtk-4.0/WebKitPluginProcess2(_ZN6WebKit14NetscapePlugin10initializeERKNS_6Plugin10ParametersE+0x6ab)[0xafbabb]
[...]

This has been fixed upstream in http://trac.webkit.org/changeset/175696

Berto

-- System Information:
Debian Release: jessie/sid
  APT prefers testing
  APT policy: (500, 'testing')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 3.16-3-amd64 (SMP w/4 CPU cores)
Locale: LANG=en_US.utf8, LC_CTYPE=en_US.utf8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash

Versions of packages libwebkit2gtk-4.0-37 depends on:
ii  libatk1.0-0                     2.14.0-1
ii  libc6                           2.19-12
ii  libcairo2                       1.14.0-2.1
ii  libenchant1c2a                  1.6.0-10.1
ii  libfontconfig1                  2.11.0-6.1
ii  libfreetype6                    2.5.2-2
ii  libgcc1                         1:4.9.1-19
ii  libgdk-pixbuf2.0-0              2.31.1-2+b1
ii  libgl1-mesa-glx [libgl1]        10.3.1-1
ii  libglib2.0-0                    2.42.0-2
ii  libgstreamer-plugins-base1.0-0  1.4.3-1.1
ii  libgstreamer1.0-0               1.4.3-1.2
ii  libgtk-3-0                      3.14.4-1
ii  libgtk2.0-0                     2.24.25-1
ii  libharfbuzz-icu0                0.9.35-2
ii  libharfbuzz0b                   0.9.35-2
ii  libicu52                        52.1-6
ii  libjavascriptcoregtk-4.0-18     2.6.2+dfsg1-1
ii  libjpeg62-turbo                 1:1.3.1-10
ii  libpango-1.0-0                  1.36.8-2
ii  libpng12-0                      1.2.50-2
ii  libsecret-1-0                   0.18-1+b1
ii  libsoup2.4-1                    2.48.0-1
ii  libsqlite3-0                    3.8.7-1
ii  libstdc++6                      4.9.1-19
ii  libwebp5                        0.4.1-1.2+b2
ii  libx11-6                        2:1.6.2-3
ii  libxcomposite1                  1:0.4.4-1
ii  libxdamage1                     1:1.1.4-2
ii  libxml2                         2.9.1+dfsg1-4
ii  libxslt1.1                      1.1.28-2+b1
ii  multiarch-support               2.19-12
ii  zlib1g                          1:1.2.8.dfsg-2

Versions of packages libwebkit2gtk-4.0-37 recommends:
ii  gstreamer1.0-plugins-base  1.4.3-1.1
ii  gstreamer1.0-plugins-good  1.4.3-2

libwebkit2gtk-4.0-37 suggests no packages.

-- no debconf information