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Reject a window size of 256 bytes if not using the zlib wrapper.

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049578f0a1
This commit is contained in:
Alex Kocharin 2022-06-08 19:53:51 +03:00
parent f1c987cc5f
commit d53e75c309
1 changed files with 1 additions and 1 deletions
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2
lib/zlib/deflate.js
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@ -1329,7 +1329,7 @@ const deflateInit2 = (strm, level, method, windowBits, memLevel, strategy) => {
if (memLevel < 1 || memLevel > MAX_MEM_LEVEL || method !== Z_DEFLATED ||
windowBits < 8 || windowBits > 15 || level < 0 || level > 9 ||
strategy < 0 || strategy > Z_FIXED) {
strategy < 0 || strategy > Z_FIXED || (windowBits === 8 && wrap !== 1)) {
return err(strm, Z_STREAM_ERROR);
}