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From: Slackware Security Team <security@slackware.com>
To: slackware-security@slackware.com
Subject: [slackware-security] tigervnc (SSA:2026-190-01)
Date: Thu, 9 Jul 2026 17:21:43 -0700 (PDT)
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

[slackware-security]  tigervnc (SSA:2026-190-01)

New tigervnc packages are available for Slackware 15.0 and -current to
fix security issues.


Here are the details from the Slackware 15.0 ChangeLog:
+--------------------------+
extra/tigervnc/tigervnc-1.16.2-i586-4_slack15.0.txz:  Rebuilt.
  Recompiled against xorg-server-1.20.14, including patches for
  security issues:
  glamor Font Atlas Heap Buffer Overflow.
  GLX contextTags Use-After-Free in CommonMakeCurrent().
  For more information, see:
    https://lists.x.org/archives/xorg/2026-July/062255.html
    https://www.cve.org/CVERecord?id=CVE-2026-55999
    https://www.cve.org/CVERecord?id=CVE-2026-56000
  (* Security fix *)
+--------------------------+


Where to find the 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://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-1.16.2-i586-4_slack15.0.txz

Updated package for Slackware x86_64 15.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-15.0/extra/tigervnc/tigervnc-1.16.2-x86_64-4_slack15.0.txz

Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/extra/tigervnc/tigervnc-1.16.2-i686-5.txz

Updated packages for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/extra/tigervnc/tigervnc-1.16.2-x86_64-5.txz


MD5 signatures:
+-------------+

Slackware 15.0 package:
e91b4d85ebcff2b70ba7e40c0a229a6c  tigervnc-1.16.2-i586-4_slack15.0.txz

Slackware x86_64 15.0 package:
2c7277f1e3e7cd9236880f7ecc6f8f3c  tigervnc-1.16.2-x86_64-4_slack15.0.txz

Slackware -current package:
3c62c5ea413d4c3117d8a46d1a538591  tigervnc-1.16.2-i686-5.txz

Slackware x86_64 -current package:
5800715ba19bff2691bed15edeb3fbbb  tigervnc-1.16.2-x86_64-5.txz


Installation instructions:
+------------------------+

Upgrade the package as root:
# upgradepkg tigervnc-1.16.2-i586-4_slack15.0.txz


+-----+

Slackware Linux Security Team
http://slackware.com/gpg-key
security@slackware.com

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