diff options
| author | Dr. Stephen Henson <steve@openssl.org> | 2011-04-06 18:06:41 +0000 |
|---|---|---|
| committer | Dr. Stephen Henson <steve@openssl.org> | 2011-04-06 18:06:41 +0000 |
| commit | acd410dc15cf1a70477989b7e753a2c13f22ee41 (patch) | |
| tree | a0c17cbb510df2fd2e83918bdd8f5e50cff65165 /crypto/ecdsa | |
| parent | 161cc82df13b2f491706b77004ba834f35d0cd8c (diff) | |
check buffer is larger enough before overwriting
Diffstat (limited to 'crypto/ecdsa')
| -rw-r--r-- | crypto/ecdsa/ecdsatest.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/crypto/ecdsa/ecdsatest.c b/crypto/ecdsa/ecdsatest.c index d524534448..7590f6f5b0 100644 --- a/crypto/ecdsa/ecdsatest.c +++ b/crypto/ecdsa/ecdsatest.c @@ -168,10 +168,9 @@ int fbytes(unsigned char *buf, int num) return 0; } fbytes_counter ++; - ret = BN_bn2bin(tmp, buf); - if (ret == 0 || ret != num) + if (num != BN_num_bytes(tmp) || !BN_bn2bin(tmp, buf)) ret = 0; - else + else ret = 1; if (tmp) BN_free(tmp); |