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

[Manuel Diewald]

On Tue, Jun 10, 2025 at 05:13:04PM -0500, 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
> 
> 
> -- 
> kernel-team mailing list
> kernel-team at lists.ubuntu.com
> https://lists.ubuntu.com/mailman/listinfo/kernel-team

Acked-by: Manuel Diewald <manuel.diewald at canonical.com>

-- 
 Manuel
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 833 bytes
Desc: not available
URL: <https://lists.ubuntu.com/archives/kernel-team/attachments/20250613/6a98289d/attachment.sig>