<div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div class="gmail_default"><div class="gmail_default"><font face="arial, sans-serif">Hi All,</font></div><div class="gmail_default"><font face="arial, sans-serif"><br></font></div><div class="gmail_default"><font face="arial, sans-serif">We are seeing a crash in the code below with OpenSSL 1.1.1l version.</font></div><div class="gmail_default"><font face="arial, sans-serif">../../../../vendor/openssl/ssl/record/ssl3_record_tls13.c:87: OpenSSL internal error: Assertion failed: s->s3->tmp.new_cipher != NULL<br></font></div><div class="gmail_default"><font face="arial, sans-serif"><br></font></div><div class="gmail_default"><font face="arial, sans-serif">TLS connection is successful, but when "SSL_shutdown" is initiated a crash is seen.<br></font></div><div class="gmail_default"><font face="arial, sans-serif">Do we need to set a cipher list in this code? </font></div><div class="gmail_default"><font color="#000000" face="arial, sans-serif"><br></font></div><div class="gmail_default"><font color="#000000" face="arial, sans-serif">something like this?</font></div><div class="gmail_default"><font face="arial, sans-serif"><font color="#ff0000">"SSL_CTX_set_cipher_list(ssl_ctx, (char *) "DEFAULT")"</font><br></font></div><div class="gmail_default"><font color="#ff0000" face="arial, sans-serif"><br></font></div><div class="gmail_default"><div class="gmail_default"><font face="arial, sans-serif">Am I missing something?</font></div><div><font face="arial, sans-serif"><br></font></div></div><div class="gmail_default"><font face="arial, sans-serif"><b>Below is the code for TLS connection:</b><br></font></div><div class="gmail_default"><font face="arial, sans-serif"><br></font></div><div class="gmail_default"><font face="arial, sans-serif"> <i>ctx=SSL_CTX_new(TLS_method());</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> if (ctx == NULL)</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> {</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> SocketClose(sd);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> return FAILURE;</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> }</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i><br></i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> con=SSL_new(ctx);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> if(con == NULL)</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> {</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> SSL_CTX_free(ctx);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> SocketClose(sd);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> return FAILURE;</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> }</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i><br></i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> SSL_set_fd (con, sd);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i><br></i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> if(tls1_new(con) != 1)</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> {</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> SSL_shutdown(con);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> SSL_free(con);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> SocketClose(sd);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> return FAILURE;</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> }</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i><br></i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> err = SSL_connect(con);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> if(err == -1)</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> {</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> tls1_clear(con);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> SSL_shutdown(con);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> SSL_free(con);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> SocketClose(sd);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> return FAILURE;</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> }</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i><br></i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> printf("TLS CONNECTION IS SUCCESSFUL");</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> /* Data send and receive */</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i><br></i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> /* Close the connection */</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> if (con != NULL)</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> {</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> tls1_clear(con);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> /* CRASH is seen when SSL_shutdown is called */</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> SSL_shutdown(con);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> SSL_free(con);</i></font></div><div class="gmail_default"><font face="arial, sans-serif"><i> }</i></font></div><div class="gmail_default"><font face="arial, sans-serif"> </font></div><div style=""><font face="arial, sans-serif"><br></font></div></div><div><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><font face="arial, sans-serif">Thanks & Regards,<br></font></div><div dir="ltr"><div><font face="arial, sans-serif">Samiya khanum</font></div></div></div></div></div></div></div></div></div></div></div></div></div>
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