Search found 82 matches

by JodieC
2014-10-29T08:36:56-07:00
Forum: Bugs
Topic: SEGV in 64-bit and 32-bit platforms 07c8accc
Replies: 15
Views: 27094

SEGV in 64-bit and 32-bit platforms 07c8accc

Jodie's ID: 07c8accc Source file that causes the SEGV: https://www.dropbox.com/s/l6vmxamc8i8xyk0/07c8accc_00?dl=0 IM version: ImageMagick-6.8.9-8 32-bit Debian Wheezy (TKL) 64-bit Ubuntu 14.04 Command line: convert $filename png:/dev/null gdb run: 7a618fe in GetEXIFProperty (property=<optimized out>...
by JodieC
2014-10-23T10:30:41-07:00
Forum: Bugs
Topic: Core dump converting a TIFF image
Replies: 10
Views: 6717

Re: Core dump converting a TIFF image

Errors properly on a self-compiled IM 6.8.9-8 on Ubuntu 14.04 amd64 ~/ImageMagick-6.8.9-8/utilities$ ./convert ~/Downloads/aa.tif png:/dev/null lt-convert: Sanity check on directory count failed, this is probably not a valid IFD offset. `TIFFFetchDirectory' @ error/tiff.c/TIFFErrors/561. lt-convert:...
by JodieC
2014-10-23T10:28:55-07:00
Forum: Bugs
Topic: Core dump converting a TIFF image
Replies: 10
Views: 6717

Re: Core dump converting a TIFF image

in ubuntu 14.04 amd64 with imagemagick-6.7.7.10: ReadTIFFImage (image_info=0x60dbd0, exception=0x605610) at coders/tiff.c:1261 1261 image->colormap[i].green=ClampToQuantum(((double) QuantumRange* gdb$ context --------------------------------------------------------------------------[regs] EAX: 0x006...
by JodieC
2014-10-22T09:47:09-07:00
Forum: Bugs
Topic: SEGV in 8BIM profile in ImageMagick-6.8.9-8
Replies: 5
Views: 3929

Re: SEGV in 8BIM profile in ImageMagick-6.8.9-8

The \x40 is being evaluated as a length of 64, which skips ahead in the file about 68-69 bytes when it shouldn't. The next bytes read are from the wrong portion of the file and the resulting evaluation of those bytes provides another length value almost equal to the 32-bit unsigned integer limit. I ...
by JodieC
2014-10-05T18:57:32-07:00
Forum: Bugs
Topic: SEGV in 8BIM profile in ImageMagick-6.8.9-8
Replies: 5
Views: 3929

Re: SEGV in 8BIM profile in ImageMagick-6.8.9-8

I tried against ImageMagick-6.8.9-9 (compiled from ImageMagick-6.8.9-9~beta20141005.tar.gz) on the TKL Debian Wheezy 32-bit host. Same as before. Core was generated by `/root/ImageMagick-6.8.9-9/utilities/.libs/lt-convert /root/id:000001,src:000002'. Program terminated with signal 6, Aborted. #0 0xb...
by JodieC
2014-10-04T17:12:59-07:00
Forum: Bugs
Topic: SEGV in 8BIM profile in ImageMagick-6.8.9-8
Replies: 5
Views: 3929

Re: SEGV in 8BIM profile in ImageMagick-6.8.9-8

I'm using TKL Debian Wheezy i386, 6.8.9-8 from source here and libjpeg8 is 8d-1+deb7u1 http://sourceforge.net/projects/turnkeylinux/files/iso/turnkey-core-13.0-wheezy-i386.iso/download I was unable to reproduce it on Ubuntu 14.04 x86_64 with 6.8.9-8 built from source here, libjpeg8 was 8c-2ubuntu8. ...
by JodieC
2014-10-04T06:25:31-07:00
Forum: Bugs
Topic: SEGV in 8BIM profile in ImageMagick-6.8.9-8
Replies: 5
Views: 3929

SEGV in 8BIM profile in ImageMagick-6.8.9-8

Hi, I've been fuzzing ImageMagick and came across the following segfault. I am fuzzing conversion of jpg to png. cmdline: lt-convert ./id:000001,src:000002,op:flip1,pos:4473 png:/dev/null works: original jpg file: https://www.dropbox.com/s/uhamfas94fpfg08/1cbb1bb37d62c44f67374cd451643dc4.jpg?dl=0 SE...