Merge pull request #541 from KhronosGroup/fix/endlessLoop

Add range check for hdr parsing
KhronosGroup · Apr 26, 2024 · eda8bf6 · eda8bf6
2 parents 73ca73b + d52856a
commit eda8bf6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/source/libs/hdrpng.js b/source/libs/hdrpng.js
@@ -29,7 +29,7 @@ async function loadHDR(buffer)
     const d8 = buffer;
     let format = undefined;
     // read header.
-    while (!header.match(/\n\n[^\n]+\n/g)) header += String.fromCharCode(d8[pos++]);
+    while (!header.match(/\n\n[^\n]+\n/g) && pos < d8.length) header += String.fromCharCode(d8[pos++]);
     // check format.
     format = header.match(/FORMAT=(.*)$/m);
     if (format.length < 2)