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fix: cap sendInputEvent text length at n-1 (#27854)

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Co-authored-by: Jeremy Rose <nornagon@nornagon.net>
This commit is contained in:
trop[bot]
2021-02-22 14:01:21 -08:00
committed by GitHub
parent dc664acab2
commit 1c198eef50
1 changed files with 3 additions and 3 deletions
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6
shell/common/gin_converters/blink_converter.cc
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@@ -207,9 +207,9 @@ bool Converter<blink::WebKeyboardEvent>::FromV8(v8::Isolate* isolate,
size_t text_length_cap = blink::WebKeyboardEvent::kTextLengthCap;
base::string16 text16 = base::UTF8ToUTF16(str);
memset(out->text, 0, text_length_cap);
memset(out->unmodified_text, 0, text_length_cap);
for (size_t i = 0; i < std::min(text_length_cap, text16.size()); ++i) {
std::fill_n(out->text, text_length_cap, 0);
std::fill_n(out->unmodified_text, text_length_cap, 0);
for (size_t i = 0; i < std::min(text_length_cap - 1, text16.size()); ++i) {
out->text[i] = text16[i];
out->unmodified_text[i] = text16[i];
}