Astra Linux – Vulnerability in OpenLDAP

A flaw was discovered in OpenLDAP before version 2.4.57, which led to an invalid pointer issue and a crash in the slapd process during the saslAuthzTo processing step. This caused a denial-of-service attack...

CVE-2026-47784

In memcached before 1.6.42, password data for SASL password database authentication has a timing side channel because memcmp is used by saslserveruserdbcheckpass...

EUVD-2026-31069

In memcached before 1.6.42, password data for SASL password database authentication has a timing side channel because memcmp is used by saslserveruserdbcheckpass...

CVE-2026-47784

In memcached before 1.6.42, password data for SASL password database authentication has a timing side channel because memcmp is used by saslserveruserdbcheckpass...

CVE-2026-47783

In memcached before 1.6.42, username data for SASL password database authentication has a timing side channel because a loop exits as soon as a valid username is found by saslserveruserdbcheckpass...

CVE-2026-47783

Memcached prior to version 1.6.42 is affected by a timing side-channel in SASL password database authentication: the loop in sasl_server_userdb_checkpass exits as soon as a valid username is found, leaking information. The issue is documented in the 1.6.42 release notes/commit references. This vu...

dovecot: ManageSieve: Denial of Service via crafted SASL initial response in AUTHENTICATE command

A flaw was found in ManageSieve. A remote attacker can exploit this vulnerability by sending a crafted SASL Simple Authentication and Security Layer initial response during the AUTHENTICATE command. This can cause the ManageSieve service to crash repeatedly, leading to a Denial of Service DoS for...

Memcached 安全漏洞

Memcached is a high-performance distributed memory object caching system developed by the Memcached community in the United States. Versions of Memcached prior to 1.6.42 contained a security vulnerability. This vulnerability stemmed from the sequential side channel in the password data used durin...

RHEL 8 : dovecot (RHSA-2026:19455)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19455 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...

Important: Red Hat Security Advisory: dovecot security update

An update for dovecot is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

ALSA-2026:19149 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...

ALSA-2026:19364 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...

RHEL 10 : dovecot (RHSA-2026:19149)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19149 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...

Important: Red Hat Security Advisory: dovecot security update

An update for dovecot is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Important: Red Hat Security Advisory: dovecot security update

An update for dovecot is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

[SECURITY] [DSA 6271-1] gsasl security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6271-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff May 14, 2026 https://www.debian.org/security/faq -...

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...

cyrus-sasl: Fix of CVE-2019-19906

CVE-2019-19906: fix off-by-one in sasladdstring lib/common.c that could cause denial of service or information disclosure via crafted input...

CLSA-2026-1778175067 cyrus-sasl: Fix of CVE-2019-19906

CVE-2019-19906: fix off-by-one in sasladdstring lib/common.c that could cause denial of service or information disclosure via crafted input...

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...