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Remove hardcoded alert for CVE-2004-0597 #855

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merged 1 commit into from
Mar 14, 2023
Merged

Remove hardcoded alert for CVE-2004-0597 #855

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7 changes: 0 additions & 7 deletions libclamav/png.c
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Original file line number Diff line number Diff line change
Expand Up @@ -257,13 +257,6 @@ cl_error_t cli_parsepng(cli_ctx *ctx)
/*------*
| tRNS |
*------*/

if (color_type == 3) {
if ((chunk_data_length > 256 || chunk_data_length > num_palette_entries) && !have_PLTE) {
status = cli_append_potentially_unwanted(ctx, "Heuristics.PNG.CVE-2004-0597");
goto done; // always, even if allmatch mode means status comes back 'success' instead of 'virus'.
}
}
}

if (fmap_readn(map, &chunk_crc, offset, PNG_CHUNK_CRC_SIZE) != PNG_CHUNK_CRC_SIZE) {
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