rain1

This provides 3 valuable contributions, but needs to be split into separate PRs. needs work.

Merged https://github.com/rain-1/linenoise/commit/b01335152b982b00bbcfb80e24f26e73ba18ee78

This fixes a spelling error. This can be merged.

Merged https://github.com/rain-1/linenoise/commit/184b81296aa1514c9a2533db90e9a1d529e7abae

Merged https://github.com/rain-1/linenoise/commit/3101b7b033859c9210c206c411073d2f23103779

This is a useful fix for the but needs updated to use `isatty(0)` instead of (only) checking if TERM is NULL. Needs work before merge!

Fantastic! What a smart idea to make use of the github issue tracker for comments. We can easily sign up to threads as if they are mailing lists with it...

It's possible that there is no actual priv esc. I will try to reach out to lamb.

Thank you very much @LangerJan and @jwilk - both those were very informative and provides a very clear and detailed understanding of the problem. The patch resolves the double free...

it's better to not make the binary SUID