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Gentoo's Bugzilla – Attachment 105056 Details for
Bug 159567
media-gfx/imagemagick possible buffer overflow with png
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convert.debug
convert.debug (text/plain), 2.01 KB, created by
Michael Siebert
on 2006-12-31 09:51:06 UTC
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Description:
convert.debug
Filename:
MIME Type:
Creator:
Michael Siebert
Created:
2006-12-31 09:51:06 UTC
Size:
2.01 KB
patch
obsolete
>Using host libthread_db library "/lib/tls/libthread_db.so.1". >[Thread debugging using libthread_db enabled] >[New Thread -1215591840 (LWP 19528)] > >Program received signal SIGSEGV, Segmentation fault. >[Switching to Thread -1215591840 (LWP 19528)] >0xb79f8611 in adler32 () from /lib/libz.so.1 >=== Now comes backtrace === >#0 0xb79f8611 in adler32 () from /lib/libz.so.1 >#1 0xb79fb2d3 in deflateCopy () from /lib/libz.so.1 >#2 0xb79fc40c in deflateParams () from /lib/libz.so.1 >#3 0xb79fb5d7 in deflate () from /lib/libz.so.1 >#4 0xb787d3b1 in png_save_uint_16 () from /usr/lib/libpng12.so.0 >#5 0xb787e4b8 in png_write_chunk_start () from /usr/lib/libpng12.so.0 >#6 0xb7884f7a in png_write_info_before_PLTE () from /usr/lib/libpng12.so.0 >#7 0xb7884fdc in png_write_info () from /usr/lib/libpng12.so.0 >#8 0xb7f9fa65 in WriteOnePNGImage (mng_info=0x8067e38, image_info=0x8063258, > image=0x8056770) at png.c:7001 >#9 0xb7fa12a8 in WritePNGImage (image_info=0x8063258, image=0x8056770) at png.c:7415 >#10 0xb7de7c3a in WriteImage (image_info=0x804e560, image=0x8056770) > at constitute.c:1000 >#11 0xb7de82eb in WriteImages (image_info=0x804a388, images=0x8056770, > filename=0x804e548 "dialogs-layer2.png", exception=0xbfe28530) > at constitute.c:1161 >#12 0xb7cf902b in ConvertImageCommand (image_info=0x804a388, argc=5, argv=0x804e4d8, > metadata=0x0, exception=0xbfe28530) at convert.c:2499 >#13 0x08048a53 in main (argc=5, argv=0xbfe28604) at convert.c:112 >=== Now come registers === >eax 0xf82b 63531 >ecx 0x0 0 >edx 0x8254696 136660630 >ebx 0xb7a08a30 -1214215632 >esp 0xbfe25978 0xbfe25978 >ebp 0xbfe25988 0xbfe25988 >esi 0x831fff8 137494520 >edi 0xf82b 63531 >eip 0xb79f8611 0xb79f8611 <adler32+161> >eflags 0x10206 66054 >cs 0x73 115 >ss 0x7b 123 >ds 0x7b 123 >es 0x7b 123 >fs 0x0 0 >gs 0x33 51 >=== Now comes yeah, just x/i $pc ;) === >0xb79f8611 <adler32+161>: movzbl 0x8(%esi),%ecx
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bug 159567
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105038
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