Commit 88e3cf0a authored by Richard Levitte's avatar Richard Levitte
Browse files

test/evp_test.c: Fixed strcmp() fault in mac_test_init() 



When wanting to compare the end of a string with another string, make
sure not to start somewhere before the start of the first string.

[extended tests]

Reviewed-by: default avatarMatt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/7520)
parent ce5d64c7

test/evp_test.c

+2 −1
Original line number Diff line number Diff line
@@ -863,7 +863,8 @@ static int mac_test_init(EVP_TEST *t, const char *alg) 
        size_t sz = strlen(alg);

        static const char epilogue[] = " by EVP_PKEY";



        if (strcmp(alg + sz - (sizeof(epilogue) - 1), epilogue) == 0)

        if (sz >= sizeof(epilogue)

            && strcmp(alg + sz - (sizeof(epilogue) - 1), epilogue) == 0)

            sz -= sizeof(epilogue) - 1;



        if (strncmp(alg, "HMAC", sz) == 0) {