CVE-2023-21166

Summary

CVE-2023-21166 is a newly disclosed vulnerability affecting the RGXBackingZSBuffer function in rgxta3d.c. This issue results in a use-after-free condition, which can be exploited to execute arbitrary code in the kernel. This vulnerability is significant as it allows for local privilege escalation, meaning an attacker can gain higher system privileges without needing additional execution privileges. Furthermore, user interaction is not required for exploitation, increasing the potential threat.

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