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From: Greg KH <gregkh@linuxfoundation.org>
To: Jiacheng Xu <stitch@zju.edu.cn>
Cc: "Vishal Moola (Fractile)" <vishal.moola@gmail.com>,
	rafael@kernel.org, dakr@kernel.org, akpm@linux-foundation.org,
	driver-core@lists.linux.dev
Subject: Re: [PATCH v2] kobject: fix out-of-bounds read in action parser
Date: Tue, 25 Aug 2026 07:33:50 +0200	[thread overview]
Message-ID: <2026082518-swinging-wildfowl-9c19@gregkh> (raw)
In-Reply-To: <16559d89.19644.1a037110cc7.Coremail.stitch@zju.edu.cn>

On Tue, Aug 25, 2026 at 11:57:39AM +0800, Jiacheng Xu wrote:
> kobject_action_type() uses the position of the first space in the input
> as the length of the uevent action. It then checks the byte at that
> position in the corresponding action string.

<snip>

This is being sent in base64, and the tools can not apply it :(

Please fix your email client to not compress/encode the message.

thanks,

greg k-h

  reply	other threads:[~2026-08-25  5:35 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-18  6:26 [PATCH] kobject: fix out-of-bounds read in action parser Jiacheng Xu
2026-08-24 17:32 ` Vishal Moola (Fractile)
2026-08-25  3:54   ` Jiacheng Xu
2026-08-25  3:57   ` [PATCH v2] " Jiacheng Xu
2026-08-25  5:33     ` Greg KH [this message]
2026-08-25  6:26       ` [PATCH] " Jiacheng Xu
2026-08-25  6:46         ` Greg KH
2026-08-25  7:05       ` [PATCH v2 RESEND] kobject: fix out-of-bounds access in kobject_action_type() Jiacheng Xu
2026-08-25  7:35         ` Greg KH
2026-08-25 12:12         ` Vishal Moola (Fractile)

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