[pve-devel] [PATCH access-control] fix #5136: ldap: Decode non-ASCII characters in attributes

[Lukas Wagner]

On 12/20/23 15:37, Filip Schauer wrote:
> Decode non-ASCII character when syncing user attributes, since those
> will be encoded later on. Without this fix the attributes where encoded
> twice, resulting in cases such as 'ü' turning into 'ü'.
> 
> Signed-off-by: Filip Schauer <f.schauer at proxmox.com>
> ---
>   src/PVE/Auth/LDAP.pm | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/src/PVE/Auth/LDAP.pm b/src/PVE/Auth/LDAP.pm
> index b958f2b..5e7a30c 100755
> --- a/src/PVE/Auth/LDAP.pm
> +++ b/src/PVE/Auth/LDAP.pm
> @@ -301,7 +301,7 @@ sub get_users {
>   
>   	foreach my $attr (keys %$user_attributes) {
>   	    if (my $ours = $ldap_attribute_map->{$attr}) {
> -		$ret->{$username}->{$ours} = $user_attributes->{$attr}->[0];
> +		$ret->{$username}->{$ours} = PVE::Tools::decode_text($user_attributes->{$attr}->[0]);
>   	    }
>   	}
>   

For the record, the reporter of the issue also confirmed that the fix 
works for them:

https://bugzilla.proxmox.com/show_bug.cgi?id=5136

-- 
- Lukas