From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Johan Hovold <johan@kernel.org>
Cc: Joseph Bursey <jbursey@uci.edu>,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
syzbot+ad2aac2febc3bedf0962@syzkaller.appspotmail.com,
stable@vger.kernel.org
Subject: Re: [PATCH] USB: iowarrior: fix use-after-free on disconnect
Date: Sun, 24 May 2026 08:09:00 +0200 [thread overview]
Message-ID: <2026052449-sappy-everglade-4e43@gregkh> (raw)
In-Reply-To: <20260523170523.1074563-1-johan@kernel.org>
On Sat, May 23, 2026 at 07:05:23PM +0200, Johan Hovold wrote:
> Submitted write URBs are not stopped on close() and therefore need to be
> stopped unconditionally on disconnect() to avoid use-after-free in the
> completion handler.
>
> Fixes: b5f8d46867ca ("USB: iowarrior: fix use-after-free after driver unbind")
> Fixes: 946b960d13c1 ("USB: add driver for iowarrior devices.")
> Reported-by: syzbot+ad2aac2febc3bedf0962@syzkaller.appspotmail.com
> Link: https://lore.kernel.org/all/6a0ce39b.170a0220.39a13.0007.GAE@google.com/
> Cc: stable@vger.kernel.org
> Signed-off-by: Johan Hovold <johan@kernel.org>
> ---
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
prev parent reply other threads:[~2026-05-24 6:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-23 17:05 [PATCH] USB: iowarrior: fix use-after-free on disconnect Johan Hovold
2026-05-24 6:09 ` Greg Kroah-Hartman [this message]
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