D3399.id8007.diff
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D3399.id8007.diff
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	Index: lib/libc/locale/utf8.c
	===================================================================
	--- lib/libc/locale/utf8.c
	+++ lib/libc/locale/utf8.c
	@@ -191,7 +191,7 @@
	errno = EILSEQ;
	return ((size_t)-1);
	}
	- if (wch >= 0xd800 && wch <= 0xdfff) {
	+ if ((wch >= 0xd800 && wch <= 0xdfff) \|\| wch > 0x10ffff) {
	/*
	* Malformed input; invalid code points.
	*/
	@@ -318,6 +318,10 @@
	lead = 0xc0;
	len = 2;
	} else if ((wc & ~0xffff) == 0) {
	+ if (wc >= 0xd800 && wc <= 0xdfff) {
	+ errno = EILSEQ;
	+ return ((size_t)-1);
	+ }
	lead = 0xe0;
	len = 3;
	} else if (wc >= 0 && wc <= 0x10ffff) {