Red Hat Enterprise Linux (RHEL) 5.8
If a string of commands is put together using pipes, the third command doesn't see any input.
E.g. following example
echo hello | cat | cat
works well on RHEL 5.5 but on RHEL 5.8 generates no output.
The issue was tracked by BZ#892206 and fix released in advisory RHBA-2013:1351-1.
The issue is caused by ksh bug tracked by BZ#892206.
This solution is part of Red Hat’s fast-track publication program, providing a huge library of solutions that Red Hat engineers have created while supporting our customers. To give you the knowledge you need the instant it becomes available, these articles may be presented in a raw and unedited form.