On 11/3/17 12:09 PM, mike b wrote:

> Bash Version: 4.4
> Patch Level: 12
> Release Status: release
> 
> Description:
>         Whenever UID|EUID are exported to the env of newly exec Bash
>         instance said variables lose their ro properties. Here's example:

Two reasons: you can't pass variable attributes through the environment;
and bash doesn't overwrite EUID or UID if a shell instance inherits them
via the environment. This is the general case; PPID is a rare exception.

-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    c...@case.edu    http://cnswww.cns.cwru.edu/~chet/

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