diff options
author | Pauli <ppzgs1@gmail.com> | 2021-03-17 11:40:13 +1000 |
---|---|---|
committer | Pauli <ppzgs1@gmail.com> | 2021-03-18 21:16:55 +1000 |
commit | 81198bf323ea9deda907714170d329ca7d2ff01f (patch) | |
tree | 0e5c55cf7c50e74ecd9c8206938eef8e7fa1cc8e /crypto | |
parent | 8129ac6ac4c0ca3a488c225cde580ede7dabe874 (diff) |
modes: fix coverity 1449851: overlapping memory copy
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/14584)
(cherry picked from commit b875e0e820b07420429ebb90724ed28686a98853)
Diffstat (limited to 'crypto')
-rw-r--r-- | crypto/modes/cbc128.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/crypto/modes/cbc128.c b/crypto/modes/cbc128.c index 4595b0f502..78949c1ed7 100644 --- a/crypto/modes/cbc128.c +++ b/crypto/modes/cbc128.c @@ -115,7 +115,8 @@ void CRYPTO_cbc128_decrypt(const unsigned char *in, unsigned char *out, out += 16; } } - memcpy(ivec, iv, 16); + if (ivec != iv) + memcpy(ivec, iv, 16); } else { if (STRICT_ALIGNMENT && ((size_t)in | (size_t)out | (size_t)ivec) % sizeof(size_t) != 0) { |