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[6.30] Potential Vulnerability in Cloned Code #21515

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Merged
dpiparo merged 1 commit into from
Mar 11, 2026
Merged

[6.30] Potential Vulnerability in Cloned Code #21515

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4 changes: 4 additions & 0 deletions graf2d/asimage/src/libAfterImage/libjpeg/jquant1.c
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Original file line number Diff line number Diff line change
Expand Up @@ -528,6 +528,10 @@ quantize_ord_dither (j_decompress_ptr cinfo, JSAMPARRAY input_buf,
JDIMENSION col;
JDIMENSION width = cinfo->output_width;

if (output_buf == NULL && num_rows) {
ERREXIT(cinfo, JERR_BAD_PARAM);
}

for (row = 0; row < num_rows; row++) {
/* Initialize output values to 0 so can process components separately */
jzero_far((void FAR *) output_buf[row],
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