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Slackware 15.0: SSA:2025-169-02 critical: xorg-server buffer overflow

slackware
Calendar Grey June 18, 2025
Dist Slackware Esm H88
The Slackware 15 distribution has received revised xorg-server packages to mitigate a significant security vulnerability related to potential buffer overflow exploits.
New xorg-server 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/xorg-server-1.20.14-i586-17_slack15.0.txz: Rebuilt. Check for another possible integer overflow once we get a complete xReq with BigRequest. For more information, see: https://lists.x.org/archives/xorg/2025-June/062055.html https://www.cve.org/CVERecord?id=CVE-2025-49176 (* Security fix *) patches/packages/xorg-server-xephyr-1.20.14-i586-17_slack15.0.txz: Rebuilt. patches/packages/xorg-server-xnest-1.20.14-i586-17_slack15.0.txz: Rebuilt. patches/packages/xorg-server-xvfb-1.20.14-i586-17_slack15.0.txz: Rebuilt. patches/packages/xorg-server-xwayland-21.1.4-i586-15_slack15.0.txz: Rebuilt. Check for another possible integer overflow once we get a complete xReq with BigRequest. For more information, see: https://lists.x.org/archives/xorg/2025-June/062055.html https://www.cve.org/CVERecord?id=CVE-2025-49176 (* Security fix *)

Topics%20covered

Topics Covered

security advisory security issue buffer overflow critical slackware xorg-server

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/xorg-server-1.20.14-i586-17_slack15.0.txz ftp://ftp.slackware.com/pub/slackware/slackware-15.0/patches/packages/xorg-server-xephyr-1.20.14-i586-17_slack15.0.txz ftp://ftp.slackware.com/pub/slackware/slackware-15.0/patches/packages/xorg-server-xnest-1.20.14-i586-17_slack15.0.txz ftp://ftp.slackware.com/pub/slackware/slackware-15.0/patches/packages/xorg-server-xvfb-1.20.14-i586-17_slack15.0.txz ftp://ftp.slackware.com/pub/slackware/slackware-15.0/patches/packages/xorg-server-xwayland-21.1.4-i586-15_slack15.0.txz
Updated package for Slackware x86_64 15.0: ftp://ftp.slackware.com/pub/slackware/slackware64-15.0/patches/packages/xorg-server-1.20.1...

Read the Full Advisory

MD5 Signatures

Slackware 15.0 package: ccbcf3e6bedf8ee12cab60cebbbdf397 xorg-server-1.20.14-i586-17_slack15.0.txz 096360ed63c7f13d46d4335dd2e63cbd xorg-server-xephyr-1.20.14-i586-17_slack15.0.txz ac4196c5ca0c50f9302df7d01e1440f1 xorg-server-xnest-1.20.14-i586-17_slack15.0.txz ef4721107db0ee75d1b76c0f125c78e2 xorg-server-xvfb-1.20.14-i586-17_slack15.0.txz bbb68caa99bcbd9fd43170b2172dc123 xorg-server-xwayland-21.1.4-i586-15_slack15.0.txz
Slackware x86_64 15.0 package: 8300298ea1535014db683e3054a6899c xorg-server-1.20.14-x86_64-17_slack15.0.txz 350f92a5d8fb30c359249708381d6f64 xorg-server-xephyr-1.20.14-x86_64-17_slack15.0.txz 6a06ec505e6ddaf2b9058c600b52d7c0 xorg-server-xnest-1.20.14-x86_64-17_slack15.0.txz 72d29b0dfd8149a2f34b13ee29999b26 xorg-server-xvfb-1.20.14-x86_64-17_slack15.0.txz 8bd8f5638280671e0f31a33b6d3f2641 xorg-server-xwayland-21.1.4-x86_64-15_slack15.0.txz
Slackware -current package: 08887eefb5dc59f9e79bfa2640df6e7e x/xorg-server-21.1.18-i686-1.txz 8eba3b05b125b9634e2df04beb6aef65 x/xorg-server-xephyr-21.1.18-i686-1.txz a88221656c54f25da7c9abad4269089c x/xorg-server-xnest-21.1.18-i686-1.txz 12eb541d9830be855437b8d0c9558088 x/xorg-server-xvfb-21.1.18-i686-1.txz f2bcef606c5e0a651055eb7cd0091554 x/xorg-server-xwayland-24.1.8-i686-1.txz
Slackware x86_64 -current package: 56868ea16c29d68a752792ae4c94dc85 x/xorg-server-21.1.18-x86_64-1.txz 447b3ed588615ea055961f9f8d290d87 x/xorg-server-xephyr-21.1.18-x86_64-1.txz 0f534c97dd9f1613d1f83df4445405f4 x/xorg-server-xnest-21.1.18-x86_64-1.txz 65c9b7d69afd3aa35ead24253e2dc564 x/xorg-server-xvfb-21.1.18-x86_64-1.txz 948088d087c9f9ad46eb7f92d8dc5bc5 x/xorg-server-xwayland-24.1.8-x86_64-1.txz

Severity
critical
Lowest
Low
Medium
High
Critical

Topics%20covered

Topics Covered

security advisory security issue buffer overflow critical slackware xorg-server

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Installation Instructions

Installation instructions: Upgrade the package as root: # upgradepkg xorg-server-*.txz

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