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audit: log module name on init_module

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This adds a new auxiliary record MODULE_INIT to the SYSCALL event.

We get finit_module for free since it made most sense to hook this in to
load_module().

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>
Acked-by: Jessica Yu <jeyu@redhat.com>
[PM: corrected links in the commit description]
Signed-off-by: Paul Moore <paul@paul-moore.com>
This commit is contained in:
Richard Guy Briggs 2017-02-04 13:10:38 -05:00 • committed by Paul Moore
parent 62bc306e20
commit ca86cad738
5 changed files with 34 additions and 1 deletions
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5
kernel/module.c
View file

@ -61,6 +61,7 @@
#include <linux/pfn.h>
#include <linux/bsearch.h>
#include <linux/dynamic_debug.h>
#include <linux/audit.h>
#include <uapi/linux/module.h>
#include "module-internal.h"
@ -3593,6 +3594,8 @@ static int load_module(struct load_info *info, const char __user *uargs,
goto free_copy;
}
audit_log_kern_module(mod->name);
/* Reserve our place in the list. */
err = add_unformed_module(mod);
if (err)
@ -3681,7 +3684,7 @@ static int load_module(struct load_info *info, const char __user *uargs,
mod->name, after_dashes);
}
/* Link in to syfs. */
/* Link in to sysfs. */
err = mod_sysfs_setup(mod, info, mod->kp, mod->num_kp);
if (err < 0)
goto coming_cleanup;