FULL PRODUCT VERSION :
Java(TM) SE Runtime Environment (build 1.8.0_162-b12)
Java HotSpot(TM) 64-Bit Server VM (build 25.162-b12, mixed mode)

ADDITIONAL OS VERSION INFORMATION :
MacOS Darwin Kernel Version 15.6.0

A DESCRIPTION OF THE PROBLEM :
When starting java.lang.ProcesessBuilder with any path on MacOS using JRE 1.8.0_162 it will fail with and IOException with the message 'No such file or directory'.

It is working as expected for both
1.8.0_161
1.8.0_102


REGRESSION. Last worked in version 8u161

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Run attached code under 1.8.0_162


EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
Expected is that ProcessBuilder start /bin/bash and no exception is thrown, as is the case on other JRE versions
ACTUAL -
An IOException is thrown

ERROR MESSAGES/STACK TRACES THAT OCCUR :
The following stacktrace is printed:

Exception in thread "main" java.io.IOException: Cannot run program "/bin/bash": error=2, No such file or directory
at java.lang.ProcessBuilder.start(ProcessBuilder.java:1048)
at test.Test.main(Test.java:10)
Caused by: java.io.IOException: error=2, No such file or directory
at java.lang.UNIXProcess.forkAndExec(Native Method)
at java.lang.UNIXProcess.<init>(UNIXProcess.java:247)
at java.lang.ProcessImpl.start(ProcessImpl.java:134)
at java.lang.ProcessBuilder.start(ProcessBuilder.java:1029)
... 1 more

REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
package test;

import java.io.IOException;

public class Test {

public static void main(String[] args) throws IOException {
ProcessBuilder pb = new ProcessBuilder();
pb.command("/bin/bash");
pb.start();
}

}

---------- END SOURCE ----------

CUSTOMER SUBMITTED WORKAROUND :
None known to me,