X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fex_data.c;fp=crypto%2Fex_data.c;h=c1467a51dc649b75907fc719d9d95d2227634527;hp=cc9ebc36f46c8ad53a99b2eaab3a4be4225b3b38;hb=225c9660a5a3435d9bcfc9166b9f79f132996249;hpb=89b46350a322f85924d1226f7c149e4e068d0264

diff --git a/crypto/ex_data.c b/crypto/ex_data.c
index cc9ebc36f4..c1467a51dc 100644
--- a/crypto/ex_data.c
+++ b/crypto/ex_data.c
@@ -445,7 +445,11 @@ int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val)
             return 0;
         }
     }
-    sk_void_set(ad->sk, idx, val);
+    if (sk_void_set(ad->sk, idx, val) != val) {
+        /* Probably the index is out of bounds */
+        CRYPTOerr(CRYPTO_F_CRYPTO_SET_EX_DATA, ERR_R_PASSED_INVALID_ARGUMENT);
+        return 0;
+    }
     return 1;
 }