[Bug 2143042] Re: exec_mailer: Set group as well as uid when running the mailer

[Marc Deslauriers]

** Information type changed from Private Security to Public Security

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Title:
  exec_mailer: Set group as well as uid when running the mailer

Status in sudo package in Ubuntu:
  Fix Released

Bug description:
  From upstream commit:

  exec_mailer: Set group as well as uid when running the mailer
  Also make a setuid(), setgid() or setgroups() failure fatal.

  This issue has no CVE.

  https://github.com/sudo-project/sudo/commit/3e474c2

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