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Fedora 41: fetchmail Critical Denial of Service Fix 2025-fa8d0fb866

fedora
Calendar Grey October 18, 2025
Dist Fedora Esm H88
Critical security advisory for Fedora 41 addressing the denial of service issue in fetchmail with recommended updates.
Update to fetchmail-6.5.6 (CVE-2025-61962)

Summary

Fetchmail is a remote mail retrieval and forwarding utility intended

for use over on-demand TCP/IP links, like SLIP or PPP connections.

Fetchmail supports every remote-mail protocol currently in use on the

Internet (POP2, POP3, RPOP, APOP, KPOP, all IMAPs, ESMTP ETRN, IPv6,

and IPSEC) for retrieval. Then Fetchmail forwards the mail through

SMTP so you can read it through your favorite mail client.

Install fetchmail if you need to retrieve mail over SLIP or PPP

connections.

Update Information:

Update to fetchmail-6.5.6 (CVE-2025-61962)

Change Log

* Thu Oct 9 2025 Vitezslav Crhonek - 6.5.6-1 - Update to fetchmail-6.5.6 (CVE-2025-61962) Resolves: #2402009

References


[ 1 ] Bug #2402009 - CVE-2025-61962 fetchmail: Fetchmail denial of service [fedora-41] https://bugzilla.redhat.com/show_bug.cgi?id=2402009

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-fa8d0fb866' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Severity
critical
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Name: fetchmail
Product: Fedora 41
Version: 6.5.6
Release: 1.fc41
Summary: A remote mail retrieval and forwarding utility

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