[openssl] master update

[Dr. Paul Dale]

The branch master has been updated
       via  b9648f31a4917b8594caebda3e6d8d313514fe24 (commit)
      from  dc7e42c6a12637bae1660561d3f4cef039001475 (commit)


- Log -----------------------------------------------------------------
commit b9648f31a4917b8594caebda3e6d8d313514fe24
Author: x2018 <xkernel.wang at foxmail.com>
Date:   Tue Nov 23 21:33:17 2021 +0800

    check the return value of OPENSSL_strdup(CRYPTO_strdup) to prevent potential memory access error
    
    Reviewed-by: Tomas Mraz <tomas at openssl.org>
    Reviewed-by: Paul Dale <pauli at openssl.org>
    (Merged from https://github.com/openssl/openssl/pull/17113)

-----------------------------------------------------------------------

Summary of changes:
 apps/lib/app_rand.c | 2 ++
 1 file changed, 2 insertions(+)

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;