Red Hat Security Advisory 2020-4763-01 - Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind. It also contains a small POP3 server, and supports e-mail in either the maildir or mbox format. The SQL drivers and authentication plug-ins are provided as subpackages. Issues addressed include denial of service and use-after-free vulnerabilities.
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Debian Linux Security Advisory 4690-1 - Several vulnerabilities were discovered in the Dovecot email server, which could cause crashes in the submission, submission-login or lmtp services, resulting in denial of service.
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Open-Xchange Dovecot versions 2.3.0 through 2.3.10 suffer from null pointer dereference and denial of service vulnerabilities.
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Ubuntu Security Notice 4361-1 - Philippe Antoine discovered that Dovecot incorrectly handled certain data. An attacker could possibly use this issue to cause a denial of service. Philippe Antoine discovered that Dovecot incorrectly handled certain data. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code.
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