From: Jeffin Philip <jeffinphilip14@gmail.com>
To: gregkh@linuxfoundation.org
Cc: i@zenithal.me, jeffinphilip14@gmail.com,
linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org,
shuah@kernel.org, stable@vger.kernel.org,
syzbot+af76b01c9a0f0ab60fb0@syzkaller.appspotmail.com,
valentina.manea.m@gmail.com
Subject: Re: [PATCH] usbip: usbip_host: Fix null pointer dereference in rebind_store
Date: Thu, 6 Aug 2026 11:06:51 +0530 [thread overview]
Message-ID: <20260806053651.25088-1-jeffinphilip14@gmail.com> (raw)
In-Reply-To: <2026080602-estrogen-dry-f499@gregkh>
On Thu, Aug 06 2026, Greg KH wrote:
>What prevents bid->udev from becoming NULL right after you checked this?
We could use usb_get_dev() and hold a reference to udev when the busid_lock
is being held and then release it after do_rebind, or would that be incorrect?
>How was this tested?
The method to reproduce it is in the same thread.
Thanks,
Jeffin.
next prev parent reply other threads:[~2026-08-06 5:37 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-06 5:17 [PATCH] usbip: usbip_host: Fix null pointer dereference in rebind_store Jeffin Philip
2026-08-06 5:27 ` Jeffin Philip
2026-08-06 5:27 ` Greg KH
2026-08-06 5:36 ` Jeffin Philip [this message]
2026-08-06 5:42 ` Greg KH
2026-08-06 17:25 ` Jeffin Philip
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