cmark

My personal build of CMark ✏️

git clone: git://git.pablopie.xyz/cmark
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Commit: 87d66880803c9362f135d894652f6d0ed50b73bc
Parent: d4047b95a4d8564ef6959a4fb63fc2e2e0708399
Author: John MacFarlane <jgm@berkeley.edu>
Date: Mon, 30 Mar 2015 22:32:30 -0700

Fixed memory issue.

This fixes valgrind "invalid read of size 1" on input `[link](<>)`.

Diffstat

1 file changed, 2 insertions, 2 deletions

Status	File Name	N° Changes	Insertions	Deletions
Modified	src/inlines.c	4	2	2

diff --git a/src/inlines.c b/src/inlines.c
@@ -636,7 +636,7 @@ unsigned char *cmark_clean_url(cmark_chunk *url)
 	}
 
 	cmark_strbuf_unescape(&buf);
-	return cmark_strbuf_detach(&buf);
+	return buf.size == 0 ? NULL : cmark_strbuf_detach(&buf);
 }
 
 unsigned char *cmark_clean_title(cmark_chunk *title)
@@ -660,7 +660,7 @@ unsigned char *cmark_clean_title(cmark_chunk *title)
 	}
 
 	cmark_strbuf_unescape(&buf);
-	return cmark_strbuf_detach(&buf);
+	return buf.size == 0 ? NULL : cmark_strbuf_detach(&buf);
 }
 
 // Parse an autolink or HTML tag.