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Don't throw if there's not enough data to get the header in FlateStream (issue 18298)

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Following in the footsteps of PR 17340.
This commit is contained in:
Jonas Jenwald 2024-06-20 12:50:22 +02:00
parent 94cbe9ec23
commit 3fae2d71f6
3 changed files with 17 additions and 2 deletions
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9
src/core/flate_stream.js
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@ -296,10 +296,15 @@ class FlateStream extends DecodeStream {
}
readBlock() {
let buffer, len;
let buffer, hdr, len;
const str = this.str;
// read block header
let hdr = this.getBits(3);
try {
hdr = this.getBits(3);
} catch (ex) {
this.#endsStreamOnError(ex.message);
return;
}
if (hdr & 1) {
this.eof = true;
}