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You cannot be serious.

Just in case there is a bug in bash? What if there's a bug in sh?



> What if there's a bug in sh?

As he says, you swap your system shell to an other POSIX-compatible shell. You were using bash? Switch to dash, or zsh, or ksh.


Or I do none of that, and patch. Same as when Apache has a bug, or when Java does.




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