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Subject: Check indent_level to prevent infinite recursion
Author: Tatsuya Kinoshita <tats@debian.org>
Bug-Debian: https://github.com/tats/w3m/issues/37 [CVE-2016-9626]
Origin: https://anonscm.debian.org/cgit/collab-maint/w3m.git/commit/?id=e458def067859615ce4bc7170733d368f49d63c2
diff --git a/table.c b/table.c
index 1b425db..c57187a 100644
--- a/table.c
+++ b/table.c
@@ -2342,6 +2342,8 @@ feed_table_block_tag(struct table *tbl,
int offset;
if (mode->indent_level <= 0 && indent == -1)
return;
+ if (mode->indent_level >= CHAR_MAX && indent == 1)
+ return;
setwidth(tbl, mode);
feed_table_inline_tag(tbl, line, mode, -1);
clearcontentssize(tbl, mode);
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