1. Why jar files permission is changed after installing HotFix?
-rwxrwxr-x 1 root root 41435339 2 10 2017 com.wily.apm.tess_10.5.1.jar
-rw-r--r-- 1 root root 41435976 9 21 08:40 com.wily.apm.tess_10.5.1.jar
2. Why line end character of property files is changed after installing HotFix?
Updated the property files have CR-LF on Linux environment.
3. What are the following files?
1. HotFix installer doesn't set any permission. It is the zipping unzipping as zip does not support posix file permissions.
This is not causing any issues.
2. To be changed line end character is not causing any issues.
3. They are not needed. You can delete them.