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[Bug 2125532] [NEW] Cannot open links from papers

To: debcrafters-packages@xxxxxxxxxxxxxxxxxxx
From: Dave Jones <2125532@xxxxxxxxxxxxxxxxxx>
Date: Tue, 23 Sep 2025 21:29:19 -0000
Reply-to: Bug 2125532 <2125532@xxxxxxxxxxxxxxxxxx>
Sender: noreply@xxxxxxxxxxxxx

Public bug reported:

On a fully up to date questing daily as of 2025-09-23), running on a
Raspberry Pi 5, I am unable to open links in a PDF to view in Firefox
(the default browser). Clicking on a link results in the following
apparmor denials appearing in dmesg:

[16274.859597] audit: type=1400 audit(1758662920.012:1084): apparmor="DENIED" operation="open" class="file" profile="/usr/bin/papers//snap_browsers" name="/sys/fs/cgroup/cgroup.controllers" pid=29481 comm="firefox" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
[16274.885136] audit: type=1400 audit(1758662920.037:1085): apparmor="DENIED" operation="open" class="file" profile="/usr/bin/papers//snap_browsers" name="/snap/snapd/25585/usr/lib/aarch64-linux-gnu/libc.so.6" pid=29481 comm="snap" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0

** Affects: papers (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/2125532

Title:
  Cannot open links from papers

Status in papers package in Ubuntu:
  New

Bug description:
  On a fully up to date questing daily as of 2025-09-23), running on a
  Raspberry Pi 5, I am unable to open links in a PDF to view in Firefox
  (the default browser). Clicking on a link results in the following
  apparmor denials appearing in dmesg:

  [16274.859597] audit: type=1400 audit(1758662920.012:1084): apparmor="DENIED" operation="open" class="file" profile="/usr/bin/papers//snap_browsers" name="/sys/fs/cgroup/cgroup.controllers" pid=29481 comm="firefox" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
  [16274.885136] audit: type=1400 audit(1758662920.037:1085): apparmor="DENIED" operation="open" class="file" profile="/usr/bin/papers//snap_browsers" name="/snap/snapd/25585/usr/lib/aarch64-linux-gnu/libc.so.6" pid=29481 comm="snap" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0

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