Hello, This report was first found on r/archlinux:
% echo "123" > 1 % echo "1234" > 2 % echo "abc" > 3 % sha256sum 1 2 3 > sums.sha256 % sha1sum 1 2 3 > sums.sha1 % echo "123" > 2 # break file 2 % sha256sum -c sums.sha256 # returns 2: OK (incorrect) % sha1sum -c sums.sha1 # returns 2: OK % tail -n 2 sums.sha256 | sha256sum -c # returns 2: FAILED (correct) % tail -n 2 sums.sha1 | sha1sum -c # returns 2: FAILED See https://redd.it/11zdecf . Someone pointed at this commit, though I'm unable to confirm that: https://git.savannah.gnu.org/cgit/coreutils.git/commit/?id=b319685c6e12e66bf357c2384fe69f1c63f66aed % sha256sum --version sha256sum (GNU coreutils) 9.2 Copyright (C) 2023 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <https://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. Written by Ulrich Drepper, Scott Miller, and David Madore. Best regards,