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[slackware-security] libpng (SSA:2026-042-02)

Posted on 12 February 2026
Slackware Security

[slackware-security] libpng (SSA:2026-042-02)

New libpng packages are available for Slackware 15.0 and -current to
fix a security issue.


Here are the details from the Slackware 15.0 ChangeLog:
+--------------------------+
patches/packages/libpng-1.6.55-i586-1_slack15.0.txz: Upgraded.
Fixed a high severity security issue:
Heap buffer overflow in `png_set_quantize`.
Reported and fixed by Joshua Inscoe.
For more information, see:
https://www.cve.org/CVERecord?id=CVE-2026-25646
(* 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/patches/packages/libpng-1.6.55-i586-1_slack15.0.txz

Updated package for Slackware x86_64 15.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-15.0/patches/packages/libpng-1.6.55-x86_64-1_slack15.0.txz

Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/l/libpng-1.6.55-i686-1.txz

Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/l/libpng-1.6.55-x86_64-1.txz


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

Slackware 15.0 package:
b8c6388882ce11d9980511d631a7081f libpng-1.6.55-i586-1_slack15.0.txz

Slackware x86_64 15.0 package:
980b9faf4fffacb2967c95501484d804 libpng-1.6.55-x86_64-1_slack15.0.txz

Slackware -current package:
02382db893ab6faee7a1e58e40201bff l/libpng-1.6.55-i686-1.txz

Slackware x86_64 -current package:
5cbe89190236dbdce06ab31194737284 l/libpng-1.6.55-x86_64-1.txz


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

Upgrade the package as root:
# upgradepkg libpng-1.6.55-i586-1_slack15.0.txz


+-----+

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

 

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