Messages in this thread Patch in this message | | | Date | Tue, 21 Nov 2023 11:19:53 -0800 | Subject | Re: [syzbot] [PATCH] Tried to correct | From | syzbot <> |
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Subject: [PATCH] Tried to correct Author: tintinm2017@gmail.com
#syz test: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
Signed-off-by: attreyee-muk <tintinm2017@gmail.com> --- drivers/hid/usbhid/hid-core.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c index a90ed2ceae84..582ddbef448f 100644 --- a/drivers/hid/usbhid/hid-core.c +++ b/drivers/hid/usbhid/hid-core.c @@ -1021,6 +1021,8 @@ static int usbhid_parse(struct hid_device *hid) (hdesc->bLength - offset) / sizeof(struct hid_class_descriptor)); for (n = 0; n < num_descriptors; n++) + if (n >= ARRAY_SIZE(hdesc->desc)) + break; if (hdesc->desc[n].bDescriptorType == HID_DT_REPORT) rsize = le16_to_cpu(hdesc->desc[n].wDescriptorLength); -- 2.34.1
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