[PATCH] nvmet: don't return memory contents beyond valid data when reading ANA log page
Keith Busch
kbusch at kernel.org
Wed Nov 4 12:37:15 PST 2026
On Wed, 4 Nov 2026 12:28:33 -0500, Ewan D. Milne wrote:
> The host side does not know how much valid data will be returned by the target
> so it will typically provide a buffer larger than the amount of valid data in
> the ANA log page. The memory allocation used by the target does not guarantee
> that prior kernel memory contents will not be returned past the end of the valid
> page data. Fix this to ensure that the SGL is zeroed before copying the data.
>
>
> [...]
Applied, thanks!
[1/1] nvmet: don't return memory contents beyond valid data when reading ANA log page
commit: 29b8758b4700357909f06705a0c48c7a60c556d5
Best regards,
--
Keith Busch <kbusch at kernel.org>
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