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fix UB in ComputeSHA-1 (#5957)

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Timothy Fiss
2026-07-06 10:35:02 -06:00
committed by GitHub
parent 088177b269
commit 3d640698d8
1 changed files with 4 additions and 4 deletions
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8
src/rcore.c
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@@ -3379,10 +3379,10 @@ unsigned int *ComputeSHA1(const unsigned char *data, int dataSize)
unsigned int w[80] = { 0 };
for (int i = 0; i < 16; i++)
{
w[i] = (msg[offset + (i*4) + 0] << 24) |
(msg[offset + (i*4) + 1] << 16) |
(msg[offset + (i*4) + 2] << 8) |
(msg[offset + (i*4) + 3]);
w[i] = ((unsigned int)msg[offset + (i*4) + 0] << 24) |
((unsigned int)msg[offset + (i*4) + 1] << 16) |
((unsigned int)msg[offset + (i*4) + 2] << 8) |
((unsigned int)msg[offset + (i*4) + 3]);
}
// Message schedule: extend the sixteen 32-bit words into eighty 32-bit words: