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Re: [PATCH v2] audit: log module name on delete_module

From Jessica Yu <jeyu@redhat.com>
Newsgroups linux.kernel
Subject Re: [PATCH v2] audit: log module name on delete_module
Date 2017-03-13 17:40 +0100
Message-ID <tkBaP-3bi-41@gated-at.bofh.it> (permalink)
References <tk1qG-3is-5@gated-at.bofh.it> <tkyZk-1HR-19@gated-at.bofh.it>
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+++ Paul Moore [13/03/17 10:16 -0400]:
>On Sat, Mar 11, 2017 at 9:24 PM, Richard Guy Briggs <rgb@redhat.com> wrote:
>> When a sysadmin wishes to monitor module unloading with a syscall rule such as:
>>  -a always,exit -F arch=x86_64 -S delete_module -F key=mod-unload
>> the SYSCALL record doesn't tell us what module was requested for unloading.
>>
>> Use the new KERN_MODULE auxiliary record to record it.
>> The SYSCALL record result code will list the return code.
>>
>> See: https://github.com/linux-audit/audit-kernel/issues/37
>>     https://github.com/linux-audit/audit-kernel/issues/7
>>     https://github.com/linux-audit/audit-kernel/wiki/RFE-Module-Load-Record-Format
>>
>> Signed-off-by: Richard Guy Briggs <rgb@redhat.com>
>> ---
>>  kernel/module.c |    2 ++
>>  1 files changed, 2 insertions(+), 0 deletions(-)
>
>Jessica?  If there are no objections to this patch on your side I'll
>merge this into the audit/next tree.

Looks good to me:

Acked-by: Jessica Yu <jeyu@redhat.com>

>> diff --git a/kernel/module.c b/kernel/module.c
>> index 5432dbe..633f6da 100644
>> --- a/kernel/module.c
>> +++ b/kernel/module.c
>> @@ -943,6 +943,8 @@ SYSCALL_DEFINE2(delete_module, const char __user *, name_user,
>>                 return -EFAULT;
>>         name[MODULE_NAME_LEN-1] = '\0';
>>
>> +       audit_log_kern_module(name);
>> +
>>         if (mutex_lock_interruptible(&module_mutex) != 0)
>>                 return -EINTR;
>>
>> --
>> 1.7.1
>>
>> --
>> Linux-audit mailing list
>> Linux-audit@redhat.com
>> https://www.redhat.com/mailman/listinfo/linux-audit
>
>-- 
>paul moore
>www.paul-moore.com

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Thread

[PATCH v2] audit: log module name on delete_module Richard Guy Briggs <rgb@redhat.com> - 2017-03-12 03:30 +0100
  Re: [PATCH v2] audit: log module name on delete_module Paul Moore <paul@paul-moore.com> - 2017-03-13 15:20 +0100
    Re: [PATCH v2] audit: log module name on delete_module Jessica Yu <jeyu@redhat.com> - 2017-03-13 17:40 +0100
      Re: [PATCH v2] audit: log module name on delete_module Paul Moore <paul@paul-moore.com> - 2017-03-15 21:00 +0100

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