From: Jiri Slaby <jirislaby@kernel.org>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
sparclinux@vger.kernel.org
Cc: "David S. Miller" <davem@davemloft.net>,
Joshua Rogers <linux@joshua.hu>,
linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org,
stable <stable@kernel.org>
Subject: Re: [PATCH v2 1/2] tty: vcc: zero-initialize control packet in vcc_send_ctl()
Date: Tue, 4 Aug 2026 07:12:53 +0200 [thread overview]
Message-ID: <3322aff6-bc28-4787-a7f1-ab46f0a636f9@kernel.org> (raw)
In-Reply-To: <20260803-aisle-tty-vcc-v2-1-a50bc9b15193@linuxfoundation.org>
On 03. 08. 26, 16:10, Greg Kroah-Hartman wrote:
> From: Joshua Rogers <linux@joshua.hu>
>
> The stack-allocated struct vio_vcc pkt was partially initialized,
> leaving the tag.stype_env field uninitialized before being sent via
> ldc_write(), potentially leaking kernel stack data to the LDC peer.
>
> Assisted-by: AISLE:Snapshot
> Cc: stable <stable@kernel.org>
> Signed-off-by: Joshua Rogers <linux@joshua.hu>
> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Jiri Slaby <jirislaby@kernel.org>
thanks,
--
js
suse labs
next prev parent reply other threads:[~2026-08-04 5:12 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-03 14:10 [PATCH v2 0/2] tty: vcc: Some small vcc bugfixes found by code scans Greg Kroah-Hartman
2026-08-03 14:10 ` [PATCH v2 1/2] tty: vcc: zero-initialize control packet in vcc_send_ctl() Greg Kroah-Hartman
2026-08-04 5:12 ` Jiri Slaby [this message]
2026-08-03 14:10 ` [PATCH v2 2/2] tty: vcc: hold port lock when clearing tty pointer in vcc_cleanup Greg Kroah-Hartman
2026-08-04 5:13 ` Jiri Slaby
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