A local root vulnerability in glibc

> I think a lot of sudo/doas/pkexec usage could work just as well if the env wouldn't be inherited (except maybe $CWD).

This could be accomplish doing:

$ mysudo() { ssh -l root 0 "cd $PWD; $*"; }
$ mysudo "echo --- ; whoami ; echo ---; set"
root@0.0.0.0's password:
---
root
---
BASH=/usr/bin/bash
BASHOPTS=checkwinsize:cmdhist:complete_fullquote:extquote:force_fignore:globasciiranges:globskipdots:hostcomplete:interactive_comments:patsub_replacement:progcomp:promptvars:sourcepath
[...]
PWD=/home/ghigo
SHELL=/bin/bash
SHELLOPTS=braceexpand:hashall:interactive-comments
SHLVL=1
SSH_CLIENT='127.0.0.1 52998 22'
SSH_CONNECTION='127.0.0.1 52998 127.0.0.1 22'
TERM=dumb
UID=0
USER=root