postfix: buffer over-read via malformed enhanced status code

A flaw was found in Postfix. This issue occurs when processing enhanced status codes, specifically an enhanced status code that lacks text following the third number. Depending on the configuration of the server, this allows a remote attacker to cause a buffer over-read of only 1 byte, leading to...

Important: Red Hat Security Advisory: postfix security update

An update for postfix is now available for Red Hat Enterprise Linux 7 Extended Lifecycle 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 fo...

RLSA-2026:25930 Important: postfix security update

The postfix packages provide a Mail Transport Agent MTA, which supports protocols like LDAP, SMTP AUTH SASL, and TLS. Security Fixes: postfix: buffer over-read via malformed enhanced status code CVE-2026-43964 For more details about the security issues, including the impact, a CVSS score,...

RLSA-2026:26205 Important: postfix security update

The postfix packages provide a Mail Transport Agent MTA, which supports protocols like LDAP, SMTP AUTH SASL, and TLS. Security Fixes: postfix: buffer over-read via malformed enhanced status code CVE-2026-43964 For more details about the security issues, including the impact, a CVSS score,...

Important: postfix security update

The postfix packages provide a Mail Transport Agent MTA, which supports protocols like LDAP, SMTP AUTH SASL, and TLS. Security Fixes: postfix: buffer over-read via malformed enhanced status code CVE-2026-43964 For more details about the security issues, including the impact, a CVSS score,...

RHEL 8 : postfix (RHSA-2026:25932)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:25932 advisory. The postfix packages provide a Mail Transport Agent MTA, which supports protocols like LDAP, SMTP AUTH SASL, and TLS. Security Fixes: postfix: buffe...

ALSA-2026:25930 Important: postfix security update

The postfix packages provide a Mail Transport Agent MTA, which supports protocols like LDAP, SMTP AUTH SASL, and TLS. Security Fixes: postfix: buffer over-read via malformed enhanced status code CVE-2026-43964 For more details about the security issues, including the impact, a CVSS score,...