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25 lines
817 B
25 lines
817 B
8 years ago
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# HG changeset patch
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# User Bob Friesenhahn <bfriesen@GraphicsMagick.org>
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# Date 1473538865 18000
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# Node ID 0a0dfa81906d1317895de9374ef5132710c3831c
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# Parent 3161d55d0c2f73df109a6d184074f39aca78ae8f
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SCT: Fix stack-buffer read overflow while reading file header.
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diff -r 3161d55d0c2f -r 0a0dfa81906d coders/sct.c
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--- a/coders/sct.c Sat Sep 10 13:17:49 2016 -0500
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+++ b/coders/sct.c Sat Sep 10 15:21:05 2016 -0500
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@@ -188,9 +188,11 @@
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break;
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if (ReadBlob(image,14,(char *) buffer) != 14)
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break;
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+ buffer[14]='\0';
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image->rows=MagickAtoL(buffer) & 0x7FFFFFFF;
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if (ReadBlob(image,14,(char *) buffer) != 14)
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break;
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+ buffer[14]='\0';
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image->columns=MagickAtoL(buffer) & 0x7FFFFFFF;
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if (ReadBlob(image,196,(char *) buffer) != 196)
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break;
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