[3.7] bpo-39073: validate Address parts to disallow CRLF (GH-19007) #19223
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Disallow CR or LF in email.headerregistry.Address arguments to guard against header injection attacks.
(cherry picked from commit 614f172)
Co-authored-by: Ashwin Ramaswami aramaswamis@gmail.com
https://bugs.python.org/issue39073