[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Message-Id: <20240630173510.9481-1-qasim.majeed20@gmail.com>
Date: Sun, 30 Jun 2024 22:35:10 +0500
From: Muhammad Qasim Abdul Majeed <qasim.majeed20@...il.com>
To: rafael@...nel.org,
lenb@...nel.org,
linux-acpi@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: Muhammad Qasim Abdul Majeed <qasim.majeed20@...il.com>
Subject: [PATCH v2] Updating a vulnerable use of strcpy.
Replacing strcpy with strscpy and memory bound the copy.
Signed-off-by: Muhammad Qasim Abdul Majeed <qasim.majeed20@...il.com>
---
drivers/acpi/acpi_video.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c
index 1fda30388297..6113baffd53f 100644
--- a/drivers/acpi/acpi_video.c
+++ b/drivers/acpi/acpi_video.c
@@ -1128,8 +1128,8 @@ static int acpi_video_bus_get_one_device(struct acpi_device *device, void *arg)
return -ENOMEM;
}
- strcpy(acpi_device_name(device), ACPI_VIDEO_DEVICE_NAME);
- strcpy(acpi_device_class(device), ACPI_VIDEO_CLASS);
+ strscpy(acpi_device_name(device), ACPI_VIDEO_DEVICE_NAME, strlen(ACPI_VIDEO_DEVICE_NAME));
+ strscpy(acpi_device_class(device), ACPI_VIDEO_CLASS, strlen(ACPI_VIDEO_CLASS));
data->device_id = device_id;
data->video = video;
@@ -2010,8 +2010,8 @@ static int acpi_video_bus_add(struct acpi_device *device)
}
video->device = device;
- strcpy(acpi_device_name(device), ACPI_VIDEO_BUS_NAME);
- strcpy(acpi_device_class(device), ACPI_VIDEO_CLASS);
+ strscpy(acpi_device_name(device), ACPI_VIDEO_BUS_NAME, strlen(ACPI_VIDEO_BUS_NAME));
+ strscpy(acpi_device_class(device), ACPI_VIDEO_CLASS, strlen(ACPI_VIDEO_CLASS));
device->driver_data = video;
acpi_video_bus_find_cap(video);
--
2.34.1
Powered by blists - more mailing lists