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authorJohn MacFarlane <jgm@berkeley.edu>2014-11-09 13:37:13 -0800
committerJohn MacFarlane <jgm@berkeley.edu>2014-11-09 13:37:13 -0800
commitf1bbd869102e185b4e9178948f80c1ac66a94df7 (patch)
tree5d2f7ad813a1f6e78c5403a80d3300e266b69648 /src/references.c
parent58ebff02fd350f1b73d62caf0c1e976b4576e2ab (diff)
parent014d2d0699d8875e766afcf01580c4a2ea093131 (diff)
Merge branch 'master' of github.com:jgm/CommonMark
Diffstat (limited to 'src/references.c')
-rw-r--r--src/references.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/references.c b/src/references.c
index 5ba4b24..def4dd8 100644
--- a/src/references.c
+++ b/src/references.c
@@ -100,6 +100,9 @@ reference* reference_lookup(reference_map *map, chunk *label)
unsigned char *norm;
unsigned int hash;
+ if (label->len > MAX_LINK_LABEL_LENGTH)
+ return NULL;
+
if (map == NULL)
return NULL;