[slackware-security] libpng

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-1.6.59-i586-1slack15.0.txz: Upgraded. Fixed use-after-free of zlib input in pngreadend after incomplete zTXt, iTXt or iCCP...