GLSA 202105-12: OpenSMTPD: Multiple vulnerabilities

http://security.gentoo.org/

Severity:	low
Title:	OpenSMTPD: Multiple vulnerabilities
Date:	05/26/2021
Bugs:	#761945
ID:	202105-12

Synopsis

Multiple vulnerabilities have been found in OpenSMTPD, the worst of which could result in a Denial of Service condition.

Background

OpenSMTPD is a lightweight but featured SMTP daemon from OpenBSD.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
mail-mta/opensmtpd	< 6.8.0_p2	>= 6.8.0_p2	All supported architectures

Description

Multiple vulnerabilities have been discovered in OpenSMTPD. Please review the CVE identifiers referenced below for details.

Impact

A remote attacker, by connecting to the SMTP listener daemon, could possibly cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All OpenSMTPD users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=mail-mta/opensmtpd-6.8.0_p2"

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202105-12.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.