heap-buffer-overflow at Jsi_DSAppendLen src/jsiDString.c:109 about jsish HOT 1 CLOSED

Yech, UTF. I've fixed the crash, but can't guarantee it's correct. I need to review UTF support sometime in the future.

FYI, I made the following test script change to let it complete:

--- /tmp/t22.jsi 2020-10-22 12:07:02.974697870 -0700
+++ /tmp/t22_new.txt 2020-10-22 11:52:10.222922772 -0700
@@ -44,7 +44,7 @@
return ''' + escape(String.fromCharCode(charCode)) + ''';
return ''' + expected + ''';
}
-function testIDNCharacter(charCode, expected, expectedNotFirstCharacter) {
+function testIDNCharacter(charCode, expected, expectedNotFirstCharacter='') {
if (expectedNotFirstCharacter == null)
expectedNotFirstCharacter = expected;
}
@@ -202,4 +202,5 @@
testIDNCharacter(65377, 'does not encode', '.');
testIDNCharacter(65279, 'does not encode', '');
}
-successfullyParsed = true;
+var successfullyParsed = true;
+

from jsish.