ACK: [SRU][J][PATCH 0/1] CVE-2024-53051

[Edoardo Canepa]

On 11/06/25 00:13, Bethany Jamison wrote:
> [Impact]
>
> Sometimes in drm/i915/hdcp during a hotplug scenario or suspend/resume
> scenario the encoder is not initialized. This can lead to a kernel null
> pointer dereference. To fix this vulnerability a check is added to
> intel_hdcp_get_capability to verify that the encoder has been
> initialized and is accessible.
>
> [Fix]
>
> Jammy:  Clean cherry-pick from fix commit
> Focal:  submitted to esm ML
>
> [Test Case]
>
> compile tested
>
> [Where problems could occur]
>
> This fix affects those who use the Intel i915 HD graphics driver, an
> issue with this fix would be visible to the user via unexpected system
> behavior or a crash.
>
> Suraj Kandpal (1):
>    drm/i915/hdcp: Add encoder check in intel_hdcp_get_capability
>
>   drivers/gpu/drm/i915/display/intel_hdcp.c | 7 ++++++-
>   1 file changed, 6 insertions(+), 1 deletion(-)
>
> --
> 2.43.0
>
>
Acked-by: Edoardo Canepa <edoardo.canepa at canonical.com>
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