diff options
author | x2018 <xkernel.wang@foxmail.com> | 2021-11-23 21:33:17 +0800 |
---|---|---|
committer | Pauli <ppzgs1@gmail.com> | 2021-11-25 12:03:11 +1000 |
commit | b9648f31a4917b8594caebda3e6d8d313514fe24 (patch) | |
tree | 3b1d47aac1fabe02d8f2453dd11f265aec8bc149 | |
parent | dc7e42c6a12637bae1660561d3f4cef039001475 (diff) |
check the return value of OPENSSL_strdup(CRYPTO_strdup) to prevent potential memory access error
Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/17113)
-rw-r--r-- | apps/lib/app_rand.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/apps/lib/app_rand.c b/apps/lib/app_rand.c index d3181e56fa..1e10044acc 100644 --- a/apps/lib/app_rand.c +++ b/apps/lib/app_rand.c @@ -110,6 +110,8 @@ int opt_rand(int opt) case OPT_R_WRITERAND: OPENSSL_free(save_rand_file); save_rand_file = OPENSSL_strdup(opt_arg()); + if (save_rand_file == NULL) + return 0; break; } return 1; |