Reviewed-by: Steven Dake <[email protected]>
On 02/21/2011 08:41 AM, Jan Friesse wrote:
> Corrupted files may contain items with rec_size larger then g_record
> buffer and/or flt_data_size.
> 
> Also g_record array size is now defined as constant.
> 
> Signed-off-by: Jan Friesse <[email protected]>
> ---
>  tools/corosync-fplay.c |   10 +++++++++-
>  1 files changed, 9 insertions(+), 1 deletions(-)
> 
> diff --git a/tools/corosync-fplay.c b/tools/corosync-fplay.c
> index 2ecc06a..c5f778c 100644
> --- a/tools/corosync-fplay.c
> +++ b/tools/corosync-fplay.c
> @@ -341,7 +341,9 @@ static struct printer_subsys printer_subsystems[] = {
>  static unsigned int printer_subsys_count =
>    sizeof (printer_subsystems) / sizeof (struct printer_subsys);
>  
> -static unsigned int g_record[10000];
> +#define G_RECORD_SIZE        10000
> +
> +static unsigned int g_record[G_RECORD_SIZE];
>  
>  /*
>   * Copy record, dealing with wrapping
> @@ -354,6 +356,12 @@ static int logsys_rec_get (int rec_idx) {
>  
>       firstcopy = rec_size;
>       secondcopy = 0;
> +
> +     if (rec_size > G_RECORD_SIZE || rec_size > flt_data_size) {
> +             fprintf (stderr, "rec_size too large. Input file is probably 
> corrupted.\n");
> +             exit (EXIT_FAILURE);
> +     }
> +
>       if (firstcopy + rec_idx > flt_data_size) {
>               firstcopy = flt_data_size - rec_idx;
>               secondcopy -= firstcopy - rec_size;

_______________________________________________
Openais mailing list
[email protected]
https://lists.linux-foundation.org/mailman/listinfo/openais

Reply via email to