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path: root/lib/erl_interface/src/decode/decode_ref.c
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-rw-r--r--lib/erl_interface/src/decode/decode_ref.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/erl_interface/src/decode/decode_ref.c b/lib/erl_interface/src/decode/decode_ref.c
index 6fc2cd6533..691b51fe2d 100644
--- a/lib/erl_interface/src/decode/decode_ref.c
+++ b/lib/erl_interface/src/decode/decode_ref.c
@@ -35,6 +35,8 @@ int ei_decode_ref(const char *buf, int *index, erlang_ref *p)
len = get16be(s);
+ if (len > MAXATOMLEN) return -1;
+
if (p) {
memmove(p->node, s, len);
p->node[len] = (char)0;
@@ -62,6 +64,7 @@ int ei_decode_ref(const char *buf, int *index, erlang_ref *p)
/* then the nodename */
if (get8(s) != ERL_ATOM_EXT) return -1;
len = get16be(s);
+ if (len > MAXATOMLEN) return -1;
if (p) {
memmove(p->node, s, len);