Bug#568854: minidjvu: segfaults if virtual memory is limited

[Jakub Wilk]

Package: minidjvu
Version: 0.8.svn.2010.01.15-1
Severity: normal

$ wget -q 'http://ocropus.googlecode.com/svn/trunk/data/pages/alice_1.png'
$ gm convert -threshold 50% 'alice_1.png' 'alice.pbm'
$ ulimit -v 5000
$ minidjvu alice.pbm alice.djvu
Segmentation fault




-- System Information:
Debian Release: squeeze/sid
  APT prefers unstable
  APT policy: (900, 'unstable'), (500, 'experimental')
Architecture: i386 (i686)

Kernel: Linux 2.6.32-1-686 (SMP w/2 CPU cores)
Locale: LANG=C, LC_CTYPE=pl_PL.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash

Versions of packages minidjvu depends on:
ii  libc6               2.10.2-5             Embedded GNU C Library: Shared lib
ii  libgcc1             1:4.5-20100202-1     GCC support library

ii  libstdc++6          4.5-20100202-1       The GNU Standard C++ Library v3
ii  libtiff4            3.9.2-2              Tag Image File Format (TIFF) libra
ii  zlib1g              1:1.2.3.4.dfsg-3     compression library - runtime

minidjvu recommends no packages.

Versions of packages minidjvu suggests:
ii  djview4 [djvu-viewer]         4.5-5      Viewer for the DjVu image format
ii  djvulibre-bin                 3.5.22-7   Utilities for the DjVu image forma
ii  pdf2djvu                      0.6.1-1    PDF to DjVu converter

-- debconf-show failed

--
Jakub Wilk

Such bugs are typically caused by not checking if memory allocations succeed. ii libjpeg62 6b-15 The Independent JPEG Group's JPEG ii libminidjvu0 0.8.svn.2010.01.15-1 Small DjVu encoder/decoder, shared

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