A libX11 security update has been released for Slackware Linux 14.0, 14.1, 14.2, 15.0, and current.

libX11 (SSA:2023-276-01)

libX11 (SSA:2023-276-01)

New libX11 packages are available for Slackware 14.0, 14.1, 14.2, 15.0,
and -current to fix security issues.

Here are the details from the Slackware 15.0 ChangeLog:
+--------------------------+
patches/packages/libX11-1.8.7-i586-1_slack15.0.txz: Upgraded.
This update fixes security issues:
libX11: out-of-bounds memory access in _XkbReadKeySyms().
libX11: stack exhaustion from infinite recursion in PutSubImage().
libX11: integer overflow in XCreateImage() leading to a heap overflow.
For more information, see:
https://lists.x.org/archives/xorg-announce/2023-October/003424.html
https://www.cve.org/CVERecord?id=CVE-2023-43785
https://www.cve.org/CVERecord?id=CVE-2023-43786
https://www.cve.org/CVERecord?id=CVE-2023-43787
(* 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 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware-14.0/patches/packages/libX11-1.8.7-i486-1_slack14.0.txz

Updated package for Slackware x86_64 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.0/patches/packages/libX11-1.8.7-x86_64-1_slack14.0.txz

Updated package for Slackware 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware-14.1/patches/packages/libX11-1.8.7-i486-1_slack14.1.txz

Updated package for Slackware x86_64 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.1/patches/packages/libX11-1.8.7-x86_64-1_slack14.1.txz

Updated package for Slackware 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware-14.2/patches/packages/libX11-1.8.7-i586-1_slack14.2.txz

Updated package for Slackware x86_64 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.2/patches/packages/libX11-1.8.7-x86_64-1_slack14.2.txz

Updated package for Slackware 15.0:
ftp://ftp.slackware.com/pub/slackware/slackware-15.0/patches/packages/libX11-1.8.7-i586-1_slack15.0.txz

Updated package for Slackware x86_64 15.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-15.0/patches/packages/libX11-1.8.7-x86_64-1_slack15.0.txz

Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/x/libX11-1.8.7-i586-1.txz

Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/x/libX11-1.8.7-x86_64-1.txz

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

Slackware 14.0 package:
86205af301cca69a2c55f19c4f577771 libX11-1.8.7-i486-1_slack14.0.txz

Slackware x86_64 14.0 package:
3e3ce3de8e29ab1460855211a801db9a libX11-1.8.7-x86_64-1_slack14.0.txz

Slackware 14.1 package:
c587e5727d42624fa0d7f9bcc74f3fe7 libX11-1.8.7-i486-1_slack14.1.txz

Slackware x86_64 14.1 package:
63109f663888b6a2eec04c88030bd375 libX11-1.8.7-x86_64-1_slack14.1.txz

Slackware 14.2 package:
635a1f1d0da8ca4934a6deed776ef978 libX11-1.8.7-i586-1_slack14.2.txz

Slackware x86_64 14.2 package:
fda1710211e47201084ae7cf436019f0 libX11-1.8.7-x86_64-1_slack14.2.txz

Slackware 15.0 package:
4ff14baf51ef1178d6facea443104193 libX11-1.8.7-i586-1_slack15.0.txz

Slackware x86_64 15.0 package:
16c1034c8f379b1e7036df5a3ab62789 libX11-1.8.7-x86_64-1_slack15.0.txz

Slackware -current package:
04772be58add14ef90681dfbb73c9d61 x/libX11-1.8.7-i586-1.txz

Slackware x86_64 -current package:
c47d9c8c75d7d32357427199ffc3b974 x/libX11-1.8.7-x86_64-1.txz

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

Upgrade the package as root:
# upgradepkg libX11-1.8.7-i586-1_slack15.0.txz

+-----+

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