From c8391790c96d4c8a2c10f9ab1460fda83b509fc2 Mon Sep 17 00:00:00 2001
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From: Willem Toorop <willem@nlnetlabs.nl>
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Date: Thu, 27 Apr 2017 00:14:58 +0200
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Subject: [PATCH] Check parse limit before t increment
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Thanks Stephan Zeisberg
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---
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parse.c | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/parse.c b/parse.c
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index e68627c..947dbb8 100644
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--- a/parse.c
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+++ b/parse.c
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@@ -118,6 +118,10 @@ ldns_fget_token_l(FILE *f, char *token, const char *delim, size_t limit, int *li
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if (line_nr) {
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*line_nr = *line_nr + 1;
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}
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+ if (limit > 0 && (i >= limit || (size_t)(t-token) >= limit)) {
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+ *t = '\0';
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+ return -1;
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+ }
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*t++ = ' ';
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prev_c = c;
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continue;
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--
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2.9.5
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