Prior report for the nvmet-tcp unbounded SGL length fix in 7.3
Greg Kroah-Hartman
gregkh at linuxfoundation.org
Mon Aug 24 09:01:17 PDT 2026
On Mon, Aug 24, 2026 at 11:42:50AM -0400, Shivam Kumar wrote:
> Hi all,
>
> I originally reported this issue to security at kernel.org on 2026-03-17
> (Cc Sagi), Message-ID:
> <CA+ysrSJUFi8cHzU8g9Nrbbkcuo0F7vh8CMn3ht15gSk3BbK45A at mail.gmail.com>
> and posted the first patch for it in this thread,
> "[PATCH] nvmet-tcp: bound sgl->length check in nvmet_tcp_map_data()"
> (2026-03-19).
>
> Commit 4a3f002 ("nvmet-tcp: bound SGL data length before allocating
> command buffers"), merged for 7.3, adds the same NVMET_TCP_MAXH2CDATA
> bound with the same status code.
>
> These things happen independently, and I'm glad the issue is fixed.
> Would it be possible to get some acknowledgement for the original
> report?
"acknowledgment" in what way? If the patch is merged, what can we do
here?
thanks,
greg k-h
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