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Slackware 15.0: Tigervnc Buffer Overflow Security Fix SSA:2025-302-02

slackware
Calendar Grey October 29, 2025
Dist Slackware Esm H88
New tigervnc packages for Slackware 15.0 address significant security issues, including use-after-free and overflow bugs.
New tigervnc packages are available for Slackware 15.0 and -current to fix security issues

Summary

Here are the details from the Slackware 15.0 ChangeLog: extra/tigervnc/tigervnc-1.12.0-i586-9_slack15.0.txz: Rebuilt. Recompiled against xorg-server-1.20.14, including patches for security issues: Use-after-free in XPresentNotify structures creation. Use-after-free in Xkb client resource removal. Value overflow in Xkb extension XkbSetCompatMap(). These issues were found by Jan-Niklas Sohn working with Trend Micro Zero Day Initiative. For more information, see: https://lists.x.org/archives/xorg-announce/2025-October/003635.html https://www.cve.org/CVERecord?id=CVE-2025-62229 https://www.cve.org/CVERecord?id=CVE-2025-62230 https://www.cve.org/CVERecord?id=CVE-2025-62231 (* Security fix *)

Topics%20covered

Topics Covered

security advisory security issue buffer overflow security fix slackware tigervnc

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/extra/tigervnc/tigervnc-1.12.0-i586-9_slack15.0.txz
Updated package for Slackware x86_64 15.0: ftp://ftp.slackware.com/pub/slackware/slackware64-15.0/extra/tigervnc/tigervnc-1.12.0-x86_64-9_slack15.0.txz
Updated package for Slackware -current: ftp://ftp.slackware.com/pub/slackware/slackware-current/extra/tigervnc/tigervnc-1.15.0-i686-5.txz
Updated packages for Slackware x86_64 -current: ftp://ftp.slackware.com/pub/slackware/slackware64-current/extra/tigervnc/tigervnc-1.15.0-x86_64-5.txz

MD5 Signatures

Slackware 15.0 package: 43364b948e97fafed92f32316c3f07ce tigervnc-1.12.0-i586-9_slack15.0.txz
Slackware x86_64 15.0 package: fb75e0d5c7fe7e669275861e43d660e2 tigervnc-1.12.0-x86_64-9_slack15.0.txz
Slackware -current package: eef590c8fb526786f83a2f223a895836 tigervnc-1.15.0-i686-5.txz
Slackware x86_64 -current package: fc75e416f94edc5bf51212b93156a59b tigervnc-1.15.0-x86_64-5.txz

Severity
critical
Lowest
Low
Medium
High
Critical

Topics%20covered

Topics Covered

security advisory security issue buffer overflow security fix slackware tigervnc

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Installation Instructions

Installation instructions: Upgrade the package as root: # upgradepkg tigervnc-1.12.0-i586-9_slack15.0.txz

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