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Vulnerability DatabaseCVE-2022-27834

CVE-2022-27834: 
NixOS vulnerability analysis and mitigation

Overview

Use after free vulnerability in dspcontextunload_graph function of DSP driver prior to SMR Apr-2022 Release 1 allows attackers to perform malicious actions. This vulnerability, identified as CVE-2022-27834, affects Samsung mobile devices running Android operating systems. The vulnerability was discovered and reported in April 2022 (NVD).

Technical details

The vulnerability is classified as CWE-367 (Time-of-Check Time-of-Use Race Condition) and CWE-416 (Use After Free). The issue exists in the DSP driver's dspcontextunload_graph function, where improper handling of memory resources could lead to a use-after-free condition (NVD CNA Status).

Impact

The vulnerability could allow attackers to execute malicious code, potentially leading to unauthorized access to system resources or privilege escalation. The severity of this vulnerability is considered significant as it affects core system components (Samsung Mobile).

Mitigation and workarounds

Samsung addressed this vulnerability in the Security Maintenance Release (SMR) Apr-2022 Release 1. Users are strongly advised to update their devices to the latest available firmware version that includes this security patch (Samsung Mobile).

Additional resources

Source: This report was generated using AI

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