Heap Overflow in HEVC Decoder Leading to Privilege Escalation

Executive Summary

This vulnerability is an out of bounds write issue in the HEVC decoder caused by an integer overflow. It allows remote privilege escalation if an attacker already has System privilege. No user interaction is required for exploitation.

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Impact Analysis

If exploited, this vulnerability could allow an attacker with System privilege to escalate their privileges remotely. This could lead to unauthorized access or control over affected systems.

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Compliance Impact

The provided CVE data does not specify direct impacts on compliance with GDPR, HIPAA, or other standards. The vulnerability involves a potential out-of-bounds write due to integer overflow in the HEVC decoder, which could lead to remote privilege escalation if System privilege is already obtained. No user interaction is required for exploitation.

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Mitigation Strategies

Apply the patch provided by MediaTek with Patch ID ALPS11104718 to address the integer overflow issue in the HEVC decoder.

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