CVE-2023-52821

Summary

CVE-2023-52821 is a Linux kernel vulnerability that has been addressed. In the function versatile_panel_get_modes(), a null pointer dereference can occur when the return value of drm_mode_duplicate() is assigned to mode without proper checking. This can result in a NULL pointer dereference if drm_mode_duplicate() fails, potentially leading to system instability or crashes. The issue has been resolved by adding a check to avoid null pointer dereferencing in this scenario.

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