Re: [PATCH v2] ima: log message to module appraisal error

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Ignore this erroneously sent email.
v2 was already superseded by v3.

On 05-12, Bruno E. O. Meneguele wrote:
> Simple but useful message log to the user in case of module appraise is
> forced and fails due to the lack of file descriptor, that might be
> caused by kmod calls to compressed modules.
> 
> Signed-off-by: Bruno E. O. Meneguele <brdeoliv@xxxxxxxxxx>
> ---
>  security/integrity/ima/ima_main.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
> index 770654694efc..95ec39910058 100644
> --- a/security/integrity/ima/ima_main.c
> +++ b/security/integrity/ima/ima_main.c
> @@ -366,8 +366,12 @@ int ima_read_file(struct file *file, enum kernel_read_file_id read_id)
>  
>  	if (!file && read_id == READING_MODULE) {
>  		if (!sig_enforce && (ima_appraise & IMA_APPRAISE_MODULES) &&
> -		    (ima_appraise & IMA_APPRAISE_ENFORCE))
> +		    (ima_appraise & IMA_APPRAISE_ENFORCE)) {
> +			pr_err("impossible to appraise a module without a file \
> +			       descriptor. sig_enforce kernel parameter might \
> +			       help\n");
>  			return -EACCES;	/* INTEGRITY_UNKNOWN */
> +		}
>  		return 0;	/* We rely on module signature checking */
>  	}
>  	return 0;
> -- 
> 2.14.3
> 
> --
> To unsubscribe from this list: send the line "unsubscribe linux-security-module" in
> the body of a message to majordomo@xxxxxxxxxxxxxxx
> More majordomo info at  http://vger.kernel.org/majordomo-info.html

Attachment: signature.asc
Description: PGP signature


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Linux Kernel]     [Linux Kernel Hardening]     [Linux NFS]     [Linux NILFS]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux SCSI]

  Powered by Linux