CVE-2025-62875: Local DoS in OpenSMTPD via UNIX domain socket smtpd.sock

Published Oct 31, 2025
·
Updated

An Improper Check for Unusual or Exceptional Conditions vulnerability in OpenSMTPD allows local users to crash OpenSMTPD.

This issue affects openSUSE Tumbleweed: from ? before 7.8.0p0-1.1.

Affected Software

4 affected components
OpenSMTPD OpenSMTPD<7.8.0p0-1.1
openSUSE Tumbleweed>?
OpenSMTPD OpenSMTPD=7.7.0-p0
openSUSE Tumbleweed<7.8.0p0-1.1

Event History

Nov 20, 2025
CVE Published
via MITRE·04:02 PM
Data Sourced
via MITRE·04:02 PM
DescriptionWeakness
Data Sourced
via NVD·04:16 PM
RemedyDescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-62875?

CVE-2025-62875 is classified as a local denial-of-service vulnerability in OpenSMTPD that can be exploited by local users.

2

How do I fix CVE-2025-62875?

To address CVE-2025-62875, update OpenSMTPD to the latest version beyond 7.8.0p0-1.1 on affected systems.

3

Which versions of OpenSMTPD are affected by CVE-2025-62875?

CVE-2025-62875 affects OpenSMTPD versions up to but not including 7.8.0p0-1.1.

4

Can CVE-2025-62875 be exploited remotely?

No, CVE-2025-62875 can only be exploited by local users who have access to the system.

5

Which operating systems are impacted by CVE-2025-62875?

CVE-2025-62875 impacts openSUSE Tumbleweed versions from an unspecified version before 7.8.0p0-1.1.

Contact

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CVE-2025-62875 - Local DoS in OpenSMTPD via UNIX domain socket smtpd.sock - SecAlerts