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Merge pull request #170 from nmoinvaz/fixes/msan-error-dist

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Fixed use-of-uninitialized value msan error when copying dist bytes
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Martin Raiber 2020-11-08 23:23:59 +01:00 committed by GitHub
commit d1640e7c4f
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1 changed files with 1 additions and 1 deletions
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miniz_tinfl.c
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@ -498,7 +498,7 @@ tinfl_status tinfl_decompress(tinfl_decompressor *r, const mz_uint8 *pIn_buf_nex
}
dist_from_out_buf_start = pOut_buf_cur - pOut_buf_start;
if ((dist > dist_from_out_buf_start) && (decomp_flags & TINFL_FLAG_USING_NON_WRAPPING_OUTPUT_BUF))
if ((dist > dist_from_out_buf_start || dist_from_out_buf_start == 0) && (decomp_flags & TINFL_FLAG_USING_NON_WRAPPING_OUTPUT_BUF))
{
TINFL_CR_RETURN_FOREVER(37, TINFL_STATUS_FAILED);
}