Package: graphicsmagick
Version: 1.3.5-5
Severity: normal
When the image is smaller than the convolution matrix, gm crashes:
$ valgrind gm convert -convolve 1,1,1,1,1,1,1,1,1 xc:white ppm:- > /dev/null
==1255== Memcheck, a memory error detector.
==1255== Copyright (C) 2002-2008, and GNU GPL'd, by Julian Seward et al.
==1255== Using LibVEX rev 1884, a library for dynamic binary translation.
==1255== Copyright (C) 2004-2008, and GNU GPL'd, by OpenWorks LLP.
==1255== Using valgrind-3.4.1-Debian, a dynamic binary instrumentation
framework.
==1255== Copyright (C) 2000-2008, and GNU GPL'd, by Julian Seward et al.
==1255== For more details, rerun with: -v
==1255==
==1255== Invalid read of size 4
==1255== at 0x486B047: MogrifyImage (in /usr/lib/libGraphicsMagick.so.3.0.5)
==1255== by 0x486FCA6: MogrifyImages (in /usr/lib/libGraphicsMagick.so.3.0.5)
==1255== by 0x4885E87: ConvertImageCommand (in
/usr/lib/libGraphicsMagick.so.3.0.5)
==1255== by 0x486A8E4: MagickCommand (in /usr/lib/libGraphicsMagick.so.3.0.5)
==1255== by 0x486AA9B: GMCommand (in /usr/lib/libGraphicsMagick.so.3.0.5)
==1255== by 0x1086B1: main (gm.c:61)
==1255== Address 0x1990 is not stack'd, malloc'd or (recently) free'd
==1255==
==1255== Process terminating with default action of signal 11 (SIGSEGV)
==1255== Access not within mapped region at address 0x1990
==1255== at 0x486B047: MogrifyImage (in /usr/lib/libGraphicsMagick.so.3.0.5)
==1255== by 0x486FCA6: MogrifyImages (in /usr/lib/libGraphicsMagick.so.3.0.5)
==1255== by 0x4885E87: ConvertImageCommand (in
/usr/lib/libGraphicsMagick.so.3.0.5)
==1255== by 0x486A8E4: MagickCommand (in /usr/lib/libGraphicsMagick.so.3.0.5)
==1255== by 0x486AA9B: GMCommand (in /usr/lib/libGraphicsMagick.so.3.0.5)
==1255== by 0x1086B1: main (gm.c:61)
==1255== If you believe this happened as a result of a stack overflow in your
==1255== program's main thread (unlikely but possible), you can try to increase
==1255== the size of the main thread stack using the --main-stacksize= flag.
==1255== The main thread stack size used in this run was 8388608.
==1255==
==1255== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 59 from 1)
==1255== malloc/free: in use at exit: 102,768 bytes in 2,640 blocks.
==1255== malloc/free: 2,716 allocs, 76 frees, 274,225 bytes allocated.
==1255== For counts of detected errors, rerun with: -v
==1255== searching for pointers to 2,640 not-freed blocks.
==1255== checked 597,704 bytes.
==1255==
==1255== LEAK SUMMARY:
==1255== definitely lost: 0 bytes in 0 blocks.
==1255== possibly lost: 0 bytes in 0 blocks.
==1255== still reachable: 102,768 bytes in 2,640 blocks.
==1255== suppressed: 0 bytes in 0 blocks.
==1255== Rerun with --leak-check=full to see details of leaked memory.
Segmentation fault
-- System Information:
Debian Release: squeeze/sid
APT prefers unstable
APT policy: (900, 'unstable'), (500, 'experimental')
Architecture: i386 (i686)
Kernel: Linux 2.6.30-1-686 (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 graphicsmagick depends on:
ii libbz2-1.0 1.0.5-3 high-quality block-sorting file co
ii libc6 2.9-23 GNU C Library: Shared libraries
ii libfreetype6 2.3.9-5 FreeType 2 font engine, shared lib
ii libgomp1 4.4.1-1 GCC OpenMP (GOMP) support library
ii libgraphicsmagick3 1.3.5-5 format-independent image processin
ii libice6 2:1.0.5-1 X11 Inter-Client Exchange library
ii libjasper1 1.900.1-6 The JasPer JPEG-2000 runtime libra
ii libjpeg62 6b-14 The Independent JPEG Group's JPEG
ii liblcms1 1.18.dfsg-1 Color management library
ii libpng12-0 1.2.38-1 PNG library - runtime
ii libsm6 2:1.1.0-2 X11 Session Management library
ii libtiff4 3.8.2-13 Tag Image File Format (TIFF) libra
ii libwmf0.2-7 0.2.8.4-6.1 Windows metafile conversion librar
ii libx11-6 2:1.2.2-1 X11 client-side library
ii libxext6 2:1.0.4-1 X11 miscellaneous extension librar
ii libxml2 2.7.3.dfsg-2 GNOME XML library
ii zlib1g 1:1.2.3.3.dfsg-14 compression library - runtime
graphicsmagick recommends no packages.
Versions of packages graphicsmagick suggests:
ii graphicsmagick-dbg 1.3.5-5 format-independent image processin
-- no debconf information
--
Jakub Wilk
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