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html: Add missing call to grow parser in htmlParseComment

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Otherwise, long chains of short comments could exhaust the input buffer
when pull parsing.
This commit is contained in:
Nick Wellnhofer
2025-06-08 13:05:22 +02:00
parent 70335c41fc
commit 6b50d8c888
1 changed files with 4 additions and 0 deletions
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4
HTMLparser.c
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@@ -3380,6 +3380,10 @@ htmlParseComment(htmlParserCtxtPtr ctxt, int bogus) {
SKIP(1); SKIP(1);
comment = buf; comment = buf;
} else { } else {
if ((!PARSER_PROGRESSIVE(ctxt)) &&
(ctxt->input->end - ctxt->input->cur < 2))
xmlParserGrow(ctxt);
if (CUR == '>') { if (CUR == '>') {
SKIP(1); SKIP(1);
} else if ((CUR == '-') && (NXT(1) == '>')) { } else if ((CUR == '-') && (NXT(1) == '>')) {