Priyal,

What versions of openldap does this affect? Do we need this in other branches like master or scarthgap?

- armin

On 5/13/24 8:20 AM, Priyal Doshi via lists.openembedded.org wrote:
From: Priyal Doshi <pdo...@mvista.com>

Backport-from: 
https://git.openldap.org/openldap/openldap/-/merge_requests/654/diffs?commit_id=8c482cec9a68e74b3609b1e44738bee352f6577a

Signed-off-by: Priyal Doshi <pdo...@mvista.com>
---
  ...-libldap-OpenSSL-fix-setting-ciphersuites.patch | 69 ++++++++++++++++++++++
  .../recipes-support/openldap/openldap_2.5.16.bb    |  1 +
  2 files changed, 70 insertions(+)
  create mode 100644 
meta-oe/recipes-support/openldap/openldap/0001-ITS-10094-libldap-OpenSSL-fix-setting-ciphersuites.patch

diff --git 
a/meta-oe/recipes-support/openldap/openldap/0001-ITS-10094-libldap-OpenSSL-fix-setting-ciphersuites.patch
 
b/meta-oe/recipes-support/openldap/openldap/0001-ITS-10094-libldap-OpenSSL-fix-setting-ciphersuites.patch
new file mode 100644
index 0000000..211dbe9
--- /dev/null
+++ 
b/meta-oe/recipes-support/openldap/openldap/0001-ITS-10094-libldap-OpenSSL-fix-setting-ciphersuites.patch
@@ -0,0 +1,69 @@
+From 7cee69298857e2393799780ee472dfe0a378ee2d Mon Sep 17 00:00:00 2001
+From: Howard Chu <h...@openldap.org>
+Date: Thu, 12 Oct 2023 17:22:48 +0100
+Subject: [PATCH] ITS#10094 libldap/OpenSSL: fix setting ciphersuites
+
+Don't try old-style ciphersuite list if only v1.3 or newer ciphers were 
specified
+
+Upstream-Status: Backport from 
https://git.openldap.org/openldap/openldap/-/merge_requests/654/diffs?commit_id=8c482cec9a68e74b3609b1e44738bee352f6577a
+
+Signed-off-by: Priyal Doshi <pdo...@mvista.com>
+---
+ libraries/libldap/tls_o.c | 16 +++++++++++++---
+ 1 file changed, 13 insertions(+), 3 deletions(-)
+
+diff --git a/libraries/libldap/tls_o.c b/libraries/libldap/tls_o.c
+index d6405bc..4123a9b 100644
+--- a/libraries/libldap/tls_o.c
++++ b/libraries/libldap/tls_o.c
+@@ -294,7 +294,7 @@ tlso_stecpy( char *dst, const char *src, const char *end )
+  * Try to find any TLS1.3 ciphers in the given list of suites.
+  */
+ static void
+-tlso_ctx_cipher13( tlso_ctx *ctx, char *suites )
++tlso_ctx_cipher13( tlso_ctx *ctx, char *suites, char **oldsuites )
+ {
+       char tls13_suites[1024], *ts = tls13_suites, *te = tls13_suites + 
sizeof(tls13_suites);
+       char *ptr, *colon, *nptr;
+@@ -303,6 +303,8 @@ tlso_ctx_cipher13( tlso_ctx *ctx, char *suites )
+       SSL *s = SSL_new( ctx );
+       int ret;
+
++      *oldsuites = NULL;
++
+       if ( !s )
+               return;
+
+@@ -334,8 +336,15 @@ tlso_ctx_cipher13( tlso_ctx *ctx, char *suites )
+                                       if ( tls13_suites[0] )
+                                               ts = tlso_stecpy( ts, ":", te );
+                                       ts = tlso_stecpy( ts, nptr, te );
++                              } else if (! *oldsuites) {
++                                      /* should never happen, 
set_ciphersuites should
++                                       * only succeed for TLSv1.3 and above
++                                       */
++                                      *oldsuites = ptr;
+                               }
+                       }
++              } else if (! *oldsuites) {
++                      *oldsuites = ptr;
+               }
+               if ( !colon || ts >= te )
+                       break;
+@@ -415,10 +424,11 @@ tlso_ctx_init( struct ldapoptions *lo, struct ldaptls 
*lt, int is_server )
+       }
+
+       if ( lo->ldo_tls_ciphersuite ) {
++              char *oldsuites = lt->lt_ciphersuite;
+ #if OPENSSL_VERSION_NUMBER >= 0x10101000
+-              tlso_ctx_cipher13( ctx, lt->lt_ciphersuite );
++              tlso_ctx_cipher13( ctx, lt->lt_ciphersuite, &oldsuites );
+ #endif
+-              if ( !SSL_CTX_set_cipher_list( ctx, lt->lt_ciphersuite ) )
++              if ( oldsuites && !SSL_CTX_set_cipher_list( ctx, oldsuites ) )
+               {
+                       Debug1( LDAP_DEBUG_ANY,
+                                  "TLS: could not set cipher list %s.\n",
+--
+2.34.1
+
diff --git a/meta-oe/recipes-support/openldap/openldap_2.5.16.bb 
b/meta-oe/recipes-support/openldap/openldap_2.5.16.bb
index 9e9d059..7e1c8fd 100644
--- a/meta-oe/recipes-support/openldap/openldap_2.5.16.bb
+++ b/meta-oe/recipes-support/openldap/openldap_2.5.16.bb
@@ -20,6 +20,7 @@ SRC_URI = 
"http://www.openldap.org/software/download/OpenLDAP/openldap-release/$
      file://slapd.service \
      file://remove-user-host-pwd-from-version.patch \
      file://0001-build-top.mk-unset-STRIP_OPTS.patch \
+    file://0001-ITS-10094-libldap-OpenSSL-fix-setting-ciphersuites.patch \
  "
SRC_URI[sha256sum] = "546ba591822e8bb0e467d40c4d4a30f89d937c3a507fe83a578f582f6a211327"




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