CVE-2023-52815

Summary

CVE-2023-52815 is a newly identified vulnerability in the Linux kernel affecting the amdgpu driver. This issue involves a null pointer dereference in the function amdgpu_vkms_conn_get_models(). Specifically, the return value of drm_cvt_mode() is assigned to the variable mode without proper validation, leading to a potential null pointer dereference if drm_cvt_mode() fails. To mitigate this vulnerability, a check has been implemented to avoid null pointer dereferences in this scenario.

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