Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 433
Alerts This Week
Warning Icon 1 433

Slackware 15.0: Critical stunnel Fix Released in SSA:2025-291-01

slackware
Calendar Grey October 18, 2025
Dist Slackware Esm H88
New stunnel packages for Slackware address a critical security issue; updates recommended to ensure configuration integrity.
New stunnel packages are available for Slackware 15.0 and -current to fix a security issue

Summary

Here are the details from the Slackware 15.0 ChangeLog: patches/packages/stunnel-5.76-i586-1_slack15.0.txz: Upgraded. Service-level multivalued options now override (rather than append to) global defaults, preventing unintended configurations. (* Security fix *)

Topics%20covered

Topics Covered

security advisory security issue critical slackware configuration stunnel

Where Find New Packages

Thanks to the friendly folks at the OSU Open Source Lab (http://osuosl.org) for donating FTP and rsync hosting to the Slackware project! :-)
Also see the "Get Slack" section on http://www.slackware.com/ for additional mirror sites near you.
Updated package for Slackware 15.0: ftp://ftp.slackware.com/pub/slackware/slackware-15.0/patches/packages/stunnel-5.76-i586-1_slack15.0.txz
Updated package for Slackware x86_64 15.0: ftp://ftp.slackware.com/pub/slackware/slackware64-15.0/patches/packages/stunnel-5.76-x86_64-1_slack15.0.txz
Updated package for Slackware -current: ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/n/stunnel-5.76-i686-1.txz
Updated package for Slackware x86_64 -current: ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/n/stunnel-5.76-x86_64-1.txz

MD5 Signatures

Slackware 15.0 package: b531268d2e8ffc7a90bda6759f0a6d55 stunnel-5.76-i586-1_slack15.0.txz
Slackware x86_64 15.0 package: d23575680b65e8a769cd01b18b4733f9 stunnel-5.76-x86_64-1_slack15.0.txz
Slackware -current package: a1a02049b625252d5b7c0751df149975 n/stunnel-5.76-i686-1.txz
Slackware x86_64 -current package: 34715fa30d49a8d9f5a7fba5da827af9 n/stunnel-5.76-x86_64-1.txz

Severity
critical
Lowest
Low
Medium
High
Critical

Topics%20covered

Topics Covered

security advisory security issue critical slackware configuration stunnel

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Installation Instructions

Installation instructions: Upgrade the package as root: # upgradepkg stunnel-5.76-i586-1_slack15.0.txz