File 0211-ITS-9406-9407-remove-saslauthz-asserts.patch of Package openldap2

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File 0211-ITS-9406-9407-remove-saslauthz-asserts.patch of Package openldap2

From 8452400d85ceb4f05326097654076db35235b8dd Mon Sep 17 00:00:00 2001
From: Howard Chu <hyc@openldap.org>
Date: Fri, 27 Nov 2020 14:37:10 +0000
Subject: [PATCH 211/222] ITS#9406, #9407 remove saslauthz asserts

---
 servers/slapd/saslauthz.c | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

diff --git a/servers/slapd/saslauthz.c b/servers/slapd/saslauthz.c
index 587975ff5..91450dc70 100644
--- a/servers/slapd/saslauthz.c
+++ b/servers/slapd/saslauthz.c
@@ -180,14 +180,16 @@ int slap_parse_user( struct berval *id, struct berval *user,
 	}
 
 	if ( !BER_BVISNULL( mech ) ) {
-		assert( mech->bv_val == id->bv_val + 2 );
+		if ( mech->bv_val != id->bv_val + 2 )
+			return LDAP_PROTOCOL_ERROR;
 
 		AC_MEMCPY( mech->bv_val - 2, mech->bv_val, mech->bv_len + 1 );
 		mech->bv_val -= 2;
 	}
 
 	if ( !BER_BVISNULL( realm ) ) {
-		assert( realm->bv_val >= id->bv_val + 2 );
+		if ( realm->bv_val < id->bv_val + 2 )
+			return LDAP_PROTOCOL_ERROR;
 
 		AC_MEMCPY( realm->bv_val - 2, realm->bv_val, realm->bv_len + 1 );
 		realm->bv_val -= 2;
@@ -449,9 +451,12 @@ is_dn:		bv.bv_len = in->bv_len - ( bv.bv_val - in->bv_val );
 	}
 
 	/* Grab the searchbase */
-	assert( ludp->lud_dn != NULL );
-	ber_str2bv( ludp->lud_dn, 0, 0, &bv );
-	rc = dnValidate( NULL, &bv );
+	if ( ludp->lud_dn != NULL ) {
+		ber_str2bv( ludp->lud_dn, 0, 0, &bv );
+		rc = dnValidate( NULL, &bv );
+	} else {
+		rc = LDAP_INVALID_SYNTAX;
+	}
 
 done:
 	ldap_free_urldesc( ludp );
@@ -813,7 +818,6 @@ is_dn:		bv.bv_len = val->bv_len - ( bv.bv_val - val->bv_val );
 	}
 
 	/* Grab the searchbase */
-	assert( ludp->lud_dn != NULL );
 	if ( ludp->lud_dn ) {
 		struct berval	out = BER_BVNULL;
 
@@ -831,6 +835,9 @@ is_dn:		bv.bv_len = val->bv_len - ( bv.bv_val - val->bv_val );
 		}
 
 		ludp->lud_dn = out.bv_val;
+	} else {
+		rc = LDAP_INVALID_SYNTAX;
+		goto done;
 	}
 
 	ludp->lud_port = 0;
-- 
2.30.0

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File 0211-ITS-9406-9407-remove-saslauthz-asserts.patch of Package openldap2

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