It's probably not useless but it has serious issues. Since the changelog is quite long since 2010 I didn't extract the essentials. Updated description now.
** Changed in: optipng (Ubuntu) Status: Invalid => Confirmed ** Description changed: update package was requested via debian/ubuntu - doesn't happen. ref.: bug748972 implicates removal request. Package is completely outdated: http://optipng.sourceforge.net/history.txt + + + Legend + ------ + ++ Added or improved performance-related feature + (might improve compression ratio or processing speed). + + Added or improved feature. + - Removed feature. + ! Fixed bug. + !! Fixed critical bug + (crash, data/metadata loss or security hazard). + * Other modification (e.g. architectural improvement). + + Security-fix that are missing: + : + Version 0.6.5 24-jan-2011 + !! Fixed processing of PNG files with chunks of size 0. + (Thanks to Matthew Fearnley for the report.) + + !! Fixed the I/O states (in libpng 1.4.5); + they caused incorrect file reads in some rare cases. + (Thanks to [M*A*S*H] and Dmitry Marakasov for the report.) + + Version 0.7 29-feb-2012 + !! Fixed a memory leak that occurred when reading broken GIF images. + + Version 0.7.3 16-sep-2012 + !! Fixed a use-after-free vulnerability in the palette reduction code. + This vulnerability was accidentally introduced in version 0.7. ** Description changed: update package was requested via debian/ubuntu - doesn't happen. ref.: bug748972 implicates removal request. Package is completely outdated: http://optipng.sourceforge.net/history.txt - Legend ------ ++ Added or improved performance-related feature - (might improve compression ratio or processing speed). - + Added or improved feature. - - Removed feature. - ! Fixed bug. + (might improve compression ratio or processing speed). + + Added or improved feature. + - Removed feature. + ! Fixed bug. !! Fixed critical bug - (crash, data/metadata loss or security hazard). - * Other modification (e.g. architectural improvement). + (crash, data/metadata loss or security hazard). + * Other modification (e.g. architectural improvement). - Security-fix that are missing: + Security-fix that are missing, extracted from above listed changelog: : Version 0.6.5 24-jan-2011 !! Fixed processing of PNG files with chunks of size 0. - (Thanks to Matthew Fearnley for the report.) + (Thanks to Matthew Fearnley for the report.) !! Fixed the I/O states (in libpng 1.4.5); - they caused incorrect file reads in some rare cases. - (Thanks to [M*A*S*H] and Dmitry Marakasov for the report.) + they caused incorrect file reads in some rare cases. + (Thanks to [M*A*S*H] and Dmitry Marakasov for the report.) Version 0.7 29-feb-2012 !! Fixed a memory leak that occurred when reading broken GIF images. Version 0.7.3 16-sep-2012 !! Fixed a use-after-free vulnerability in the palette reduction code. - This vulnerability was accidentally introduced in version 0.7. + This vulnerability was accidentally introduced in version 0.7. ** CVE added: http://www.cve.mitre.org/cgi- bin/cvename.cgi?name=2012-4432 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1211093 Title: [removal request] package completely outdated - critical bugs dont get implemented To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/optipng/+bug/1211093/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs