ACK: [SRU][Jammy][Patch 0/1] UBUNTU: SAUCE: UBUNTU: SAUCE: fix: apparmor4.0.0 [26/90]:

[Mehmet Basaran]

Acked-by: Mehmet Basaran <mehmet.basaran at canonical.com>

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John Johansen <john.johansen at canonical.com> writes:

> SRU Justification:
>
> [Impact]
>
> * When auditd is installed and audit rules are used the console can be
>   flooded with the error message.
>
>   error in audit_log_object_context
>
> [Fix]
>
> * The fix is backported from 
>
>   5ba569134855 https://github.com/cschaufler/lsm-stacking.
>
> This is the development upstream for the out of tree LSM stacking
> patch series.
>
>
> * The fix is also carried the Oracular 6.14 kernel in its version of the patch
>
>   commit 28b69ac0e2fc ("UBUNTU: SAUCE: apparmor4.0.0 [25/99]: Audit: Add record for multiple object contexts")
>
>
> Specifically the fix changes the test for failure on the result from
> security_secid_to_secctx(), which on success returns a size and on
> failure returns an error.
>
> [Test Plan]
>
> * Install audit
> * ensure AppArmor is enabled by running aa-enabled
> * Add the audit rule
>    auditctl -a always,exit -S execve -k all_execs
> * run applications, or shell commands
>
> If the fix is not applied each application or command run with result
> in a message to the console. If the console is not displaying the
> error message
>
>    error in audit_log_object_context
>
> the fix is working.
>
> [Where problems could occur]
>
> * The regression can be considered as low, since: the fix is already
>   integrated into in the plucky 6.14, and questing 6.16/6.17 kernels
>   without reported issues.
>
>
> -- 
> kernel-team mailing list
> kernel-team at lists.ubuntu.com
> https://lists.ubuntu.com/mailman/listinfo/kernel-team
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