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17 lines
566 B
17 lines
566 B
Description: Buffer overflow in gif2tiff
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Bug: http://bugzilla.maptools.org/show_bug.cgi?id=2450
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Bug-Debian: http://bugs.debian.org/719303
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Index: tiff-4.0.3/tools/gif2tiff.c
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===================================================================
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--- tiff-4.0.3.orig/tools/gif2tiff.c 2013-08-22 11:46:11.960846910 -0400
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+++ tiff-4.0.3/tools/gif2tiff.c 2013-08-22 11:46:11.956846910 -0400
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@@ -333,6 +333,8 @@
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int status = 1;
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datasize = getc(infile);
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+ if (datasize > 12)
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+ return 0;
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clear = 1 << datasize;
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eoi = clear + 1;
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avail = clear + 2;
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