Public bug reported:

Linux <hostname> 6.8.0-31-generic #31-Ubuntu SMP PREEMPT_DYNAMIC Sat Apr
20 00:40:06 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux


```/etc/os-release
PRETTY_NAME="Ubuntu 24.04 LTS"
NAME="Ubuntu"
VERSION_ID="24.04"
VERSION="24.04 LTS (Noble Numbat)"
VERSION_CODENAME=noble
ID=ubuntu
ID_LIKE=debian
HOME_URL="https://www.ubuntu.com/";
SUPPORT_URL="https://help.ubuntu.com/";
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/";
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy";
UBUNTU_CODENAME=noble
LOGO=ubuntu-logo
```


```/etc/apparmor.d/sbin.dhclient
[...]
  # Support the new executable helper from NetworkManager.
  /usr/lib/NetworkManager/nm-dhcp-helper          Pxrm,
  signal (receive) peer=/usr/lib/NetworkManager/nm-dhcp-helper,
[...]
```

Starting network manager results in
```
/var/log/syslog:2024-04-28T13:35:22.453634+02:00 <hostname> dhclient[<pid>]: 
execve (/usr/libexec/nm-dhcp-helper, ...): Permission denied
```

`/usr/lib/NetworkManager/nm-dhcp-helper` does not exist on the system.

** Affects: isc-dhcp (Ubuntu)
     Importance: Undecided
         Status: New

-- 
You received this bug notification because you are a member of Ubuntu
Touch seeded packages, which is subscribed to isc-dhcp in Ubuntu.
https://bugs.launchpad.net/bugs/2064007

Title:
  execve from NetworkManager fails - wrong path in app-armor profile?

Status in isc-dhcp package in Ubuntu:
  New

Bug description:
  Linux <hostname> 6.8.0-31-generic #31-Ubuntu SMP PREEMPT_DYNAMIC Sat
  Apr 20 00:40:06 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux

  
  ```/etc/os-release
  PRETTY_NAME="Ubuntu 24.04 LTS"
  NAME="Ubuntu"
  VERSION_ID="24.04"
  VERSION="24.04 LTS (Noble Numbat)"
  VERSION_CODENAME=noble
  ID=ubuntu
  ID_LIKE=debian
  HOME_URL="https://www.ubuntu.com/";
  SUPPORT_URL="https://help.ubuntu.com/";
  BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/";
  
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy";
  UBUNTU_CODENAME=noble
  LOGO=ubuntu-logo
  ```

  
  ```/etc/apparmor.d/sbin.dhclient
  [...]
    # Support the new executable helper from NetworkManager.
    /usr/lib/NetworkManager/nm-dhcp-helper          Pxrm,
    signal (receive) peer=/usr/lib/NetworkManager/nm-dhcp-helper,
  [...]
  ```

  Starting network manager results in
  ```
  /var/log/syslog:2024-04-28T13:35:22.453634+02:00 <hostname> dhclient[<pid>]: 
execve (/usr/libexec/nm-dhcp-helper, ...): Permission denied
  ```

  `/usr/lib/NetworkManager/nm-dhcp-helper` does not exist on the system.

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/isc-dhcp/+bug/2064007/+subscriptions


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