[SECURITY] [DLA 2117-1] zsh security update

Package : zsh Version : 5.0.7-5+deb8u1 CVE ID : CVE-2019-20044 Debian Bug : 951458 A privilege escalation vulnerability was discovered in zsh, a shell with lots of features, whereby a user could regain a formerly elevated privelege level even when such an action should not be permitted. For Debia...

CVE-2019-20044

In Zsh before 5.8, attackers able to execute commands can regain privileges dropped by the --no-PRIVILEGED option. Zsh fails to overwrite the saved uid, so the original privileges can be restored by executing MODULEPATH=/dir/with/module zmodload with a module that calls setuid...