This is a note to let you know that I've just added the patch titled intel_scu_ipcutil: underflow in scu_reg_access() to the 3.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: intel_scu_ipcutil-underflow-in-scu_reg_access.patch and it can be found in the queue-3.14 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From b1d353ad3d5835b16724653b33c05124e1b5acf1 Mon Sep 17 00:00:00 2001 From: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Date: Tue, 26 Jan 2016 12:24:25 +0300 Subject: intel_scu_ipcutil: underflow in scu_reg_access() From: Dan Carpenter <dan.carpenter@xxxxxxxxxx> commit b1d353ad3d5835b16724653b33c05124e1b5acf1 upstream. "count" is controlled by the user and it can be negative. Let's prevent that by making it unsigned. You have to have CAP_SYS_RAWIO to call this function so the bug is not as serious as it could be. Fixes: 5369c02d951a ('intel_scu_ipc: Utility driver for intel scu ipc') Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Signed-off-by: Darren Hart <dvhart@xxxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/platform/x86/intel_scu_ipcutil.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/platform/x86/intel_scu_ipcutil.c +++ b/drivers/platform/x86/intel_scu_ipcutil.c @@ -49,7 +49,7 @@ struct scu_ipc_data { static int scu_reg_access(u32 cmd, struct scu_ipc_data *data) { - int count = data->count; + unsigned int count = data->count; if (count == 0 || count == 3 || count > 4) return -EINVAL; Patches currently in stable-queue which might be from dan.carpenter@xxxxxxxxxx are queue-3.14/iio-fix-some-warning-messages.patch queue-3.14/intel_scu_ipcutil-underflow-in-scu_reg_access.patch -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html