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Slackware 15.0: libpng High Severity OOB Read CVE-2025-66293 Advisory

slackware
Calendar Grey December 4, 2025
Dist Slackware Esm H88
New libpng packages for Slackware 15.0 address a critical out-of-bounds read issue with high severity. Update now.
New libpng 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/libpng-1.6.52-i586-1_slack15.0.txz: Upgraded. This update fixes a high severity security issue: Out-of-bounds read in `png_image_read_composite`. (Reported by flyfish101 .) For more information, see: https://www.cve.org/CVERecord?id=CVE-2025-66293 (* Security fix *)

Topics%20covered

Topics Covered

security advisory patch slackware libpng high out-of-bounds

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/libpng-1.6.52-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-1.6.52-x86_64-1_slack15.0.txz
Updated package for Slackware -current: ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/l/libpng-1.6.52-i686-1.txz
Updated package for Slackware x86_64 -current: ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/l/libpng-1.6.52-x86_64-1.txz

MD5 Signatures

Slackware 15.0 package: b00df602f8ed65aabb916e2f86cd288e libpng-1.6.52-i586-1_slack15.0.txz
Slackware x86_64 15.0 package: c92349c6018caa17ea90c049ed74c49b libpng-1.6.52-x86_64-1_slack15.0.txz
Slackware -current package: 4be4871eda12282ff81e475bb99e89be l/libpng-1.6.52-i686-1.txz
Slackware x86_64 -current package: 52809e7b1d1433b7ea70673b3e48f2de l/libpng-1.6.52-x86_64-1.txz

Severity
critical
Lowest
Low
Medium
High
Critical

Topics%20covered

Topics Covered

security advisory patch slackware libpng high out-of-bounds

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Installation Instructions

Installation instructions: Upgrade the package as root: # upgradepkg libpng-1.6.52-i586-1_slack15.0.txz

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