computer:debian:kudell_auf_ubuntu

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computer:debian:kudell_auf_ubuntu [2024/11/15 07:43] – [Basisinstallation] springcomputer:debian:kudell_auf_ubuntu [2024/11/17 18:54] (current) – [Basisinstallation] spring
Line 4: Line 4:
 ===== Basisinstallation ===== ===== Basisinstallation =====
 Ubuntu Desktop, minimale Anwendungen. Ubuntu Desktop, minimale Anwendungen.
 +
 +  sudo apt install python3-paramiko python3-scp
 ===== Änderungen gegenüber debian ===== ===== Änderungen gegenüber debian =====
 ==== Minimize to click ==== ==== Minimize to click ====
Line 9: Line 11:
 ==== appimage-support ==== ==== appimage-support ====
   sudo apt install libfuse2t64   sudo apt install libfuse2t64
 +
 +==== Webex ====
 +Download von https://binaries.webex.com/WebexDesktop-Ubuntu-Official-Package/Webex.deb
 +
 +Bugfix von https://community.cisco.com/t5/webex-meetings-and-webex-app/webex-needs-apparmor-profile-for-ubuntu-24-04/m-p/5077364: 
 +
 +if webex is used in ubuntu 24.04 there's an apparmor error logged like this:
 +
 +  audit: type=1400 audit(1713968367.781:343): apparmor="DENIED" operation="capable" class="cap" profile="unprivileged_userns" pid=10844 comm="CiscoCollabHost" capability=21  capname="sys_admin"
 +
 +This leads to an error in libcef.so and so Webex cannot start.
 +Since Cisco didn't properly include a repository for Webex, the update relies on the app running. So, this breaks updates and Webex cannot get an update that will probably fix this in the future.
 +
 +I did fix this bug by adding a apparmor profile for Webex into a new file here "/etc/apparmor.d/Webex":
 +
 +  abi <abi/4.0>,
 +  include <tunables/global>
 +  
 +  profile Webex /opt/Webex/bin/CiscoCollabHost flags=(unconfined) {
 +    userns,
 +  
 +    # Site-specific additions and overrides. See local/README for details.
 +    include if exists <local/Webex>
 +  }
 +
 +Afterwards you need to reload the profiles with
 +
 +  sudo systemctl reload apparmor
  
  
  • computer/debian/kudell_auf_ubuntu.1731656597.txt.gz
  • Last modified: 2024/11/15 07:43
  • by spring