From: Johan Hovold <johan@kernel.org>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.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: Thu, 18 Jun 2026 15:22:38 +0200 [thread overview]
Message-ID: <ajPxHmA-iHF-aRfX@hovoldconsulting.com> (raw)
In-Reply-To: <2026052449-sappy-everglade-4e43@gregkh>
On Sun, May 24, 2026 at 08:09:00AM +0200, Greg Kroah-Hartman wrote:
> 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>
Someone else just sent a fix for this so sending a reminder about this
one in case there was some confusion about who was going to pick it up.
Can be queued after rc1 is out too of course.
Johan
prev parent reply other threads:[~2026-06-18 13:22 UTC|newest]
Thread overview: 3+ 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
2026-06-18 13:22 ` Johan Hovold [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=ajPxHmA-iHF-aRfX@hovoldconsulting.com \
--to=johan@kernel.org \
--cc=gregkh@linuxfoundation.org \
--cc=jbursey@uci.edu \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=stable@vger.kernel.org \
--cc=syzbot+ad2aac2febc3bedf0962@syzkaller.appspotmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox