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html: Fix EOF handling in comments

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This commit is contained in:
Nick Wellnhofer
2024-09-11 15:03:49 +02:00
parent 17e56ac54a
commit b19d353970
1 changed files with 22 additions and 6 deletions
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28
HTMLparser.c
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@ -3196,13 +3196,29 @@ htmlParseComment(htmlParserCtxtPtr ctxt, int bogus) {
break; break;
} }
} else { } else {
if ((cur == '-') && (NXT(1) == '-')) { if (cur == '-') {
if (NXT(2) == '>') { size_t avail = ctxt->input->end - ctxt->input->cur;
SKIP(3);
break; if (avail < 2) {
} else if ((NXT(2) == '!') && (NXT(3) == '>')) { SKIP(1);
SKIP(4);
break; break;
} else if (NXT(1) == '-') {
if (avail < 3) {
SKIP(2);
break;
} else if (NXT(2) == '>') {
SKIP(3);
break;
} else if (NXT(2) == '!') {
if (avail < 4) {
SKIP(3);
break;
} else if (NXT(3) == '>') {
SKIP(4);
break;
}
}
} }
} }
} }