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Message-ID: <CAHC9VhQeJGjm5VCF84W_u2wRZxHtWPMt_Ku-NqJpXUaA53EtVw@mail.gmail.com>
Date: Tue, 20 Feb 2024 17:57:00 -0500
From: Paul Moore <paul@...l-moore.com>
To: Stefan Berger <stefanb@...ux.ibm.com>
Cc: linux-integrity@...r.kernel.org, linux-security-module@...r.kernel.org,
linux-unionfs@...r.kernel.org, linux-kernel@...r.kernel.org,
jmorris@...ei.org, serge@...lyn.com, zohar@...ux.ibm.com,
roberto.sassu@...wei.com, amir73il@...il.com, brauner@...nel.org,
miklos@...redi.hu
Subject: Re: [PATCH v2 2/9] security: allow finer granularity in permitting
copy-up of security xattrs
On Mon, Feb 5, 2024 at 1:25 PM Stefan Berger <stefanb@...ux.ibm.com> wrote:
>
> Copying up xattrs is solely based on the security xattr name. For finer
> granularity add a dentry parameter to the security_inode_copy_up_xattr
> hook definition, allowing decisions to be based on the xattr content as
> well.
>
> Signed-off-by: Stefan Berger <stefanb@...ux.ibm.com>
> ---
> fs/overlayfs/copy_up.c | 2 +-
> include/linux/evm.h | 5 +++--
> include/linux/lsm_hook_defs.h | 3 ++-
> include/linux/security.h | 4 ++--
> security/integrity/evm/evm_main.c | 2 +-
> security/security.c | 7 ++++---
> security/selinux/hooks.c | 2 +-
> security/smack/smack_lsm.c | 2 +-
> 8 files changed, 15 insertions(+), 12 deletions(-)
Acked-by: Paul Moore <paul@...l-moore.com> (LSM,SELinux)
--
paul-moore.com
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