Mercurial > dovecot > core-2.2

changeset 22620:71665d0c1382

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auth: Fix %{ldap_dn} not to leak memory
author Timo Sirainen <timo.sirainen@dovecot.fi>
date Thu, 19 Oct 2017 15:39:28 +0300
parents a597f13d9a05
children a91a473c65f7
files src/auth/db-ldap.c
diffstat 1 files changed, 4 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/src/auth/db-ldap.c	Wed Oct 11 16:33:57 2017 -0400
+++ b/src/auth/db-ldap.c	Thu Oct 19 15:39:28 2017 +0300
@@ -1660,7 +1660,10 @@
 db_ldap_field_dn_expand(const char *data ATTR_UNUSED, void *context ATTR_UNUSED)
 {
 	struct db_ldap_result_iterate_context *ctx = context;
-	return ldap_get_dn(ctx->ld, ctx->ldap_msg);
+	char *dn = ldap_get_dn(ctx->ld, ctx->ldap_msg);
+	const char *dn_dup = t_strdup(dn);
+	ldap_memfree(dn);
+	return dn_dup;
 }
 
 static struct var_expand_func_table ldap_var_funcs_table[] = {