Since this bug is breaking bash scripts (which are using `printf` with floating point numbers) it seems Critical to me too.
https://askubuntu.com/questions/1531490/printf-builtin-prints-nan-for- floating-point-numbers-in-ubuntu-24-10 -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to bash in Ubuntu. https://bugs.launchpad.net/bugs/2083131 Title: Bash's builtin command "printf" has a grave functionality bug - fails to print the format like "%.2f .1" Status in bash package in Ubuntu: In Progress Status in bash source package in Oracular: In Progress Status in bash source package in Plucky: In Progress Status in bash package in Debian: Confirmed Bug description: [ Impact ] Programs relying on the builtin printf function of bash stop working correctly when trying to format numbers with %f. [ Test Plan ] Run the following command, which currently returns "-nan" while it should return 52.12: $ bash -c "printf %.2f 52.123" [ Where problems could occur ] Unknown regressions in the formatting after applying the patch. [ Original Bug Report ] As reported in the upstream Debian Linux: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1078556 Bash's builtin command "printf" has a grave functionality bug - fails to print the format like "%.2f .1". # bash --version GNU bash, version 5.2.32(1)-release (x86_64-pc-linux-gnu) Copyright (C) 2022 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> This is free software; you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. # printf "%.2f\n" 0.1 nan As mentioned in the above URL, upstream's configure-strtold-check patch: https://bugs.debian.org/cgi-bin/bugreport.cgi?att=1;bug=1078556;filename=configure-strtold-check;msg=20 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bash/+bug/2083131/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
