md4c

commit 4468c7aad755ca4f3d4a310adc0003878b87a5b3
parent 738fb3b81a4737297415c7f1635feda95522a401
Author: Martin Mitas <mity@morous.org>
Date:   Tue, 22 Nov 2016 03:16:30 +0100

md_setup_fenced_code_detail: Make sure we don't iterate beyond document end.

(CID 982106)

Diffstat:
M
md4c/md4c.c
 | 
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/md4c/md4c.c b/md4c/md4c.c
@@ -3678,10 +3678,10 @@ md_setup_fenced_code_detail(MD_CTX* ctx, const MD_BLOCK* block, MD_BLOCK_CODE_DE
     CHAR fence_ch = CH(fence_line->beg);
 
     /* Skip the fence itself. */
-    while(CH(beg) == fence_ch)
+    while(beg < ctx->size  &&  CH(beg) == fence_ch)
         beg++;
     /* Trim initial spaces. */
-    while(CH(beg) == _T(' '))
+    while(beg < ctx->size  &&  CH(beg) == _T(' '))
         beg++;
 
     /* Trim trailing spaces. */