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Fix panic in EscapeReader (#18820)

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There is a potential panic due to a mistaken resetting of the length parameter when
multibyte characters go over a read boundary.

Signed-off-by: Andrew Thornton <art27@cantab.net>
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zeripath 2022-02-19 15:25:31 +00:00 • committed by GitHub
parent 931c2f40e7
commit 4b3ebda0e7
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modules/charset/escape.go
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@ -74,6 +74,7 @@ readingloop:
for err == nil {
n, err = text.Read(buf[readStart:])
bs := buf[:n+readStart]
n = len(bs)
i := 0
for i < len(bs) {