diff options
Diffstat (limited to 'USB-iowarrior-fix-oops-with-malicious-USB-descriptor.patch')
| -rw-r--r-- | USB-iowarrior-fix-oops-with-malicious-USB-descriptor.patch | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/USB-iowarrior-fix-oops-with-malicious-USB-descriptor.patch b/USB-iowarrior-fix-oops-with-malicious-USB-descriptor.patch deleted file mode 100644 index 7df3af2b1..000000000 --- a/USB-iowarrior-fix-oops-with-malicious-USB-descriptor.patch +++ /dev/null @@ -1,40 +0,0 @@ -From 3620ebad64a327113bed34edefd45c3605086fc6 Mon Sep 17 00:00:00 2001 -From: Josh Boyer <jwboyer@fedoraproject.org> -Date: Mon, 14 Mar 2016 10:38:31 -0400 -Subject: [PATCH] USB: iowarrior: fix oops with malicious USB descriptors - -The iowarrior driver expects at least one valid endpoint. If given -malicious descriptors that specify 0 for the number of endpoints, -it will crash in the probe function. Ensure there is at least -one endpoint on the interface before using it. - -The full report of this issue can be found here: -http://seclists.org/bugtraq/2016/Mar/87 - -Reported-by: Ralf Spenneberg <ralf@spenneberg.net> -Cc: stable <stable@vger.kernel.org> -Signed-off-by: Josh Boyer <jwboyer@fedoraproject.org> ---- - drivers/usb/misc/iowarrior.c | 6 ++++++ - 1 file changed, 6 insertions(+) - -diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c -index c6bfd13f6c92..1950e87b4219 100644 ---- a/drivers/usb/misc/iowarrior.c -+++ b/drivers/usb/misc/iowarrior.c -@@ -787,6 +787,12 @@ static int iowarrior_probe(struct usb_interface *interface, - iface_desc = interface->cur_altsetting; - dev->product_id = le16_to_cpu(udev->descriptor.idProduct); - -+ if (iface_desc->desc.bNumEndpoints < 1) { -+ dev_err(&interface->dev, "Invalid number of endpoints\n"); -+ retval = -EINVAL; -+ goto error; -+ } -+ - /* set up the endpoint information */ - for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) { - endpoint = &iface_desc->endpoint[i].desc; --- -2.5.0 - |