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15 lines
955 B
15 lines
955 B
4 months ago
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diff --git a/third_party/libopenjpeg20/tcd.c b/third_party/libopenjpeg20/tcd.c
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index be3b84363..5757fd401 100644
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--- a/third_party/libopenjpeg20/tcd.c
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+++ b/third_party/libopenjpeg20/tcd.c
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@@ -1065,6 +1065,9 @@ static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no,
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l_current_precinct->ch = (OPJ_UINT32)((brcblkyend - tlcblkystart) >>
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cblkheightexpn);
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+ if (l_current_precinct->cw && ((OPJ_UINT32)-1) / l_current_precinct->cw < l_current_precinct->ch) {
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+ return OPJ_FALSE;
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+ }
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l_nb_code_blocks = l_current_precinct->cw * l_current_precinct->ch;
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/*fprintf(stderr, "\t\t\t\t precinct_cw = %d x recinct_ch = %d\n",l_current_precinct->cw, l_current_precinct->ch); */
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if ((((OPJ_UINT32) - 1) / (OPJ_UINT32)sizeof_block) <
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