Hi,
Please refer the below TSB for the issue;
http://kb.juniper.net/InfoCenter/index?page=content&id=TSB16860&smlogin=true&actp=search
According to this ;
Junos maintenance releases with correction:
- Junos 12.1X44-D60
- Junos 12.1X46-D45
- Junos 12.1X47-D35
- Junos 12.3X48-D25