SUSE CVE-2010-3493

Multiple race conditions in smtpd.py in the smtpd module in Python 2.6, 2.7, 3.1, and 3.2 alpha allow remote attackers to cause a denial of service daemon outage by establishing and then immediately closing a TCP connection, leading to the accept function having an unexpected return value of None...

UBUNTU-CVE-2020-8793

OpenSMTPD before 6.6.4 allows local users to read arbitrary files e.g., on some Linux distributions because of a combination of an untrusted search path in makemap.c and race conditions in the offline functionality in smtpd.c...