Public bug reported:

Run 'who'

audit error:

[Wed Jun  3 09:13:07 2026] audit: type=1400 audit(1780477987.765:187):
apparmor="DENIED" operation="open" class="file" profile="who"
name="/usr/share/coreutils/locales/uucore/en-US.ftl" pid=1974 comm="who"
requested_mask="r" denied_mask="r" fsuid=0 ouid=0

Reproducible on fresh ubuntu 26

Result is that it doesn't show anything, and the exit code is 0.


root@ubuntu2604: ~
# cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=26.04
DISTRIB_CODENAME=resolute
DISTRIB_DESCRIPTION="Ubuntu 26.04 LTS"

root@ubuntu2604: ~
# uname -a
Linux ubuntu2604 7.0.0-22-generic #22-Ubuntu SMP PREEMPT_DYNAMIC Mon May 25 
15:54:34 UTC 2026 x86_64 GNU/Linux

root@ubuntu2604: ~
# aptitude show coreutils-from-uutils
Package: coreutils-from-uutils
Version: 0.0.0~ubuntu25
State: installed
Automatically installed: yes
Multi-Arch: foreign
Priority: required
Section: utils
Maintainer: Ubuntu Developers <[email protected]>
Architecture: all
Uncompressed Size: 243 k
PreDepends: rust-coreutils (> 0.1.0+git20250813), gnu-coreutils
Conflicts: coreutils-from
Breaks: coreutils (< 9.5-1ubuntu2+0.0.0~ubuntu25), libdigest-sha3-perl (< 
1.05-1ubuntu3~)
Replaces: coreutils (< 9.5-1ubuntu2+0.0.0~ubuntu25), coreutils-from, 
libdigest-sha3-perl (< 1.05-1ubuntu3~)
Provides: coreutils, coreutils-from
Description: coreutils from the uutils project
 A Rust-based implementation of the coreutils, aiming at being a complete 
replacement.

** Affects: coreutils-from (Ubuntu)
     Importance: Undecided
         Status: New

** Description changed:

  Run 'who'
  
  audit error:
  
  [Wed Jun  3 09:13:07 2026] audit: type=1400 audit(1780477987.765:187):
  apparmor="DENIED" operation="open" class="file" profile="who"
  name="/usr/share/coreutils/locales/uucore/en-US.ftl" pid=1974 comm="who"
  requested_mask="r" denied_mask="r" fsuid=0 ouid=0
  
- 
  Reproducible on fresh ubuntu 26
  
+ Result is that it doesn't show anything, and the exit code is 0.
+ 
+ 
  root@ubuntu2604: ~
- # cat /etc/lsb-release 
+ # cat /etc/lsb-release
  DISTRIB_ID=Ubuntu
  DISTRIB_RELEASE=26.04
  DISTRIB_CODENAME=resolute
  DISTRIB_DESCRIPTION="Ubuntu 26.04 LTS"
  
- 
  root@ubuntu2604: ~
  # uname -a
  Linux ubuntu2604 7.0.0-22-generic #22-Ubuntu SMP PREEMPT_DYNAMIC Mon May 25 
15:54:34 UTC 2026 x86_64 GNU/Linux
  
- 
  root@ubuntu2604: ~
  # aptitude show coreutils-from-uutils
- Package: coreutils-from-uutils    
+ Package: coreutils-from-uutils
  Version: 0.0.0~ubuntu25
  State: installed
  Automatically installed: yes
  Multi-Arch: foreign
  Priority: required
  Section: utils
  Maintainer: Ubuntu Developers <[email protected]>
  Architecture: all
  Uncompressed Size: 243 k
  PreDepends: rust-coreutils (> 0.1.0+git20250813), gnu-coreutils
  Conflicts: coreutils-from
  Breaks: coreutils (< 9.5-1ubuntu2+0.0.0~ubuntu25), libdigest-sha3-perl (< 
1.05-1ubuntu3~)
  Replaces: coreutils (< 9.5-1ubuntu2+0.0.0~ubuntu25), coreutils-from, 
libdigest-sha3-perl (< 1.05-1ubuntu3~)
  Provides: coreutils, coreutils-from
  Description: coreutils from the uutils project
-  A Rust-based implementation of the coreutils, aiming at being a complete 
replacement.
+  A Rust-based implementation of the coreutils, aiming at being a complete 
replacement.

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https://bugs.launchpad.net/bugs/2155139

Title:
  'who' coreutils-from-uutils  uucore/en-US.ftl apparmor denied

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