add patch to provide option for TLSv1.3 ciphersuites

Resolves: rhbz#2069733
This commit is contained in:
Richard Lescak 2023-04-06 22:23:13 +02:00
parent c45123a0b6
commit 443ad52e56
2 changed files with 81 additions and 2 deletions

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@ -0,0 +1,75 @@
diff -urN a/parseconf.c b/parseconf.c
--- a/parseconf.c 2021-05-29 23:39:19.000000000 +0200
+++ b/parseconf.c 2023-03-03 10:22:38.256439634 +0100
@@ -185,6 +185,7 @@
{ "dsa_cert_file", &tunable_dsa_cert_file },
{ "dh_param_file", &tunable_dh_param_file },
{ "ecdh_param_file", &tunable_ecdh_param_file },
+ { "ssl_ciphersuites", &tunable_ssl_ciphersuites },
{ "ssl_ciphers", &tunable_ssl_ciphers },
{ "rsa_private_key_file", &tunable_rsa_private_key_file },
{ "dsa_private_key_file", &tunable_dsa_private_key_file },
diff -urN a/ssl.c b/ssl.c
--- a/ssl.c 2021-08-02 08:24:35.000000000 +0200
+++ b/ssl.c 2023-03-03 10:28:05.989757655 +0100
@@ -135,6 +135,11 @@
{
die("SSL: could not set cipher list");
}
+ if (tunable_ssl_ciphersuites &&
+ SSL_CTX_set_ciphersuites(p_ctx, tunable_ssl_ciphersuites) != 1)
+ {
+ die("SSL: could not set ciphersuites list");
+ }
if (RAND_status() != 1)
{
die("SSL: RNG is not seeded");
diff -urN a/tunables.c b/tunables.c
--- a/tunables.c 2021-05-29 23:39:00.000000000 +0200
+++ b/tunables.c 2023-03-03 10:13:30.566868026 +0100
@@ -154,6 +154,7 @@
const char* tunable_dsa_cert_file;
const char* tunable_dh_param_file;
const char* tunable_ecdh_param_file;
const char* tunable_ssl_ciphers;
+const char* tunable_ssl_ciphersuites;
const char* tunable_rsa_private_key_file;
const char* tunable_dsa_private_key_file;
@@ -293,6 +293,7 @@
install_str_setting(0, &tunable_dh_param_file);
install_str_setting(0, &tunable_ecdh_param_file);
install_str_setting("PROFILE=SYSTEM", &tunable_ssl_ciphers);
+ install_str_setting("TLS_AES_256_GCM_SHA384", &tunable_ssl_ciphersuites);
install_str_setting(0, &tunable_rsa_private_key_file);
install_str_setting(0, &tunable_dsa_private_key_file);
install_str_setting(0, &tunable_ca_certs_file);
diff -urN a/tunables.h b/tunables.h
--- a/tunables.h
+++ b/tunables.h
@@ -144,6 +144,7 @@
extern const char* tunable_dsa_cert_file;
extern const char* tunable_dh_param_file;
extern const char* tunable_ecdh_param_file;
extern const char* tunable_ssl_ciphers;
+extern const char* tunable_ssl_ciphersuites;
extern const char* tunable_rsa_private_key_file;
extern const char* tunable_dsa_private_key_file;
--- a/vsftpd.conf.5
+++ b/vsftpd.conf.5
@@ -1009,6 +1009,16 @@
Default: PROFILE=SYSTEM
.TP
+.B ssl_ciphersuites
+This option can be used to select which SSL cipher suites vsftpd will allow for
+encrypted SSL connections with TLSv1.3. See the
+.BR ciphers
+man page for further details. Note that restricting ciphers can be a useful
+security precaution as it prevents malicious remote parties forcing a cipher
+which they have found problems with.
+
+Default: TLS_AES_256_GCM_SHA384
+.TP
.B user_config_dir
This powerful option allows the override of any config option specified in
the manual page, on a per-user basis. Usage is simple, and is best illustrated

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@ -2,7 +2,7 @@
Name: vsftpd
Version: 3.0.3
Release: 35%{?dist}
Release: 36%{?dist}
Summary: Very Secure Ftp Daemon
Group: System Environment/Daemons
@ -97,7 +97,7 @@ Patch65: 0001-Fix-timestamp-handling-in-MDTM.patch
Patch66: 0001-Remove-a-hint-about-the-ftp_home_dir-SELinux-boolean.patch
Patch67: vsftpd-3.0.3-enable_wc_logs-replace_unprintable_with_hex.patch
Patch68: vsftpd-3.0.3-option_to_disable_TLSv1_3.patch
Patch69: vsftpd-3.0.3-add-option-for-tlsv1.3-ciphersuites.patch
%description
vsftpd is a Very Secure FTP daemon. It was written completely from
scratch.
@ -165,6 +165,10 @@ mkdir -p $RPM_BUILD_ROOT/%{_var}/ftp/pub
%{_var}/ftp
%changelog
* Thu Apr 06 2023 Richard Lescak <rlescak@redhat.com> -3.0.3-36
- add patch to provide option for TLSv1.3 ciphersuites
- Resolves: rhbz#2069733
* Fri Dec 03 2021 Artem Egorenkov <aegorenk@redhat.com> - 3.0.3-35
- add option to disable TLSv1.3
- Resolves: rhbz#1638375