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17 lines
498 B
Diff
17 lines
498 B
Diff
Fix a buffer overflow bug. See
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https://github.com/LibRaw/LibRaw/commit/89d065424f09b788f443734d44857289489ca9e2
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--- a/dcraw.cc
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+++ b/dcraw.cc
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@@ -3013,7 +3013,10 @@
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diff = diff ? -diff : 0x80;
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if (ftell(ifp) + 12 >= (int) seg[1][1])
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diff = 0;
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- raw_image[pix] = pred[pix & 1] += diff;
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+ if(pix>=raw_width*raw_height)
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+ derror();
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+ else
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+ raw_image[pix] = pred[pix & 1] += diff;
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if (!(pix & 1) && HOLE(pix / raw_width)) pix += 2;
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}
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maximum = 0xff;
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