Gnoppix Security Announcement - 2026-04-05T16:00:30.571-04:00

GSA-6197-1 dovecot - security update

Multiple vulnerabilities were discovered in Dovecot, the secure IMAP and POP3 server. A remote attacker could cause denial of service (crash) via crafted IMAP commands or disclose sensitive information.

For Gnoppix 23/25, these issues are fixed in version 2.3.21.1+deb12u3 (dovecot-core).

For Gnoppix 25, fixed in version 2.4.0~rc1-1+deb13u1.

Upgrade with ‘apt update && apt full-upgrade’. - Please update your systems.