Bug 505740

Created attachment 347728 [details]
strace convert output

Description of problem:

convert segfault when trying to convert more than one jpg file to pdf.There is no problem when converting only one image to pdf.

Version-Release number of selected component (if applicable):

convert --version
Version: ImageMagick 6.5.1-2 2009-04-13 Q16 OpenMP http://www.imagemagick.org

Nick@Atlantis:[Sat Jun 13 13:39:29]:[~/Download/pdf]$ rpm -qa | grep ImageMagick
ImageMagick-debuginfo-6.5.1.2-1.fc11.x86_64
ImageMagick-perl-6.5.1.2-1.fc11.x86_64
ImageMagick-devel-6.5.1.2-1.fc11.x86_64
ImageMagick-6.5.1.2-1.fc11.x86_64
ImageMagick-c++-6.5.1.2-1.fc11.x86_64
ImageMagick-c++-devel-6.5.1.2-1.fc11.x86_64


How reproducible:
Everytime, when trying to convert more than one image. 

Steps to Reproduce:
1. convert *.jpg allinone.pdf
  
Actual results:

Segmentation fault and one corrupted pdf file.

Expected results:

A pdf file with one image per page.

Additional info:

convert is working as expected on Fedora 10 (x86_64), with:
convert --version
Version: ImageMagick 6.4.0 07/27/08 Q16 http://www.imagemagick.org


(gdb) run *.jpg to.pdf
Starting program: /usr/bin/convert *.jpg to.pdf
[Thread debugging using libthread_db enabled]

Program received signal SIGSEGV, Segmentation fault.
0x0000003e0f8dea63 in CloneImage (image=0x61fc80, columns=0, rows=0, orphan=MagickFalse, exception=0x622ef8) at magick/image.c:1129
1129            clone_image->next->previous=clone_image;
Current language:  auto; currently minimal
(gdb)