RHEL 9 : dovecot (RHSA-2026:17625)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:17625 advisory. Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind. It also contains a small POP3...

RHEL 9 : dovecot (RHSA-2026:17630)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:17630 advisory. Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind. It also contains a small POP3...

dovecot security update

An update is available for dovecot. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Dovecot is an IMAP server for Linux and other UNIX-like systems, written...

dovecot security update

1:2.3.16-15.1 - fix CVE-2026-27858: denial of service via crafted message before authentication RHEL-161639 - fix CVE-2025-59032: ManageSieve: Denial of Service via crafted SASL initial response in AUTHENTICATE command RHEL-162287 - fix CVE-2026-27857: denial of service via specially crafted NOOP...

ALSA-2026:13830 Important: dovecot security update

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. Security Fixes: doveco...

Important: dovecot security update

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. Security Fixes: doveco...

PT-2026-28365

Name of the Vulnerable Software and Affected Versions Dovecot versions prior to 2.4.3 Description Sending a "NOOP ..." command with a large number of parentheses e.g., 4000 open and close can lead to excessive memory consumption, approximately 1MB per command. Prolonged use of this technique, by...

The vulnerability of the NOOP command in the PCMan FTP server allows a hacker to execute arbitrary code or cause a service failure.

The vulnerability of the NOOP command in the PCMan FTP server is related to the execution of operations beyond the buffer boundaries in memory. Exploiting this vulnerability allows a remote attacker to execute arbitrary code or cause service interruptions...

FreeFloat FTP Server 安全漏洞

FreeFloat FTP Server is an FTP service from FreeFloat. FreeFloat FTP Server suffers from a remote buffer overflow vulnerability that originates from the NOOP Command Handler component failing to properly validate the length and size of input data, which can be exploited by an attacker to execute...