CVE-2024-0050 in Android
Summary
by MITRE • 03/11/2024
In getConfig of SoftVideoDecoderOMXComponent.cpp, there is a possible out of bounds write due to a missing validation check. This could lead to a local non-security issue with no additional execution privileges needed. User interaction is not needed for exploitation.
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Analysis
by VulDB Data Team • 12/16/2024
The vulnerability identified as CVE-2024-0050 resides within the SoftVideoDecoderOMXComponent.cpp file, specifically in the getConfig function implementation. This represents a classic out-of-bounds write condition that occurs when the system fails to validate input parameters before processing them. The flaw manifests as a missing validation check that should have ensured array bounds are properly verified before memory operations take place. The vulnerability is classified under CWE-129 as an insufficient validation of array index, which is a fundamental security weakness that can lead to memory corruption issues.
The technical execution of this vulnerability involves a scenario where an attacker can manipulate input parameters to the getConfig function, causing the system to write data beyond the allocated memory boundaries. This type of memory corruption can result in unpredictable behavior including application crashes, data corruption, or potentially more severe consequences depending on the execution environment. The vulnerability is particularly concerning because it operates at the component level within the OpenMAX IL framework, which is widely used for multimedia processing in Android systems and other embedded platforms. The absence of validation checks means that any malformed input can trigger the out-of-bounds write condition without requiring elevated privileges or user interaction.
Operational impact assessment reveals that while this vulnerability does not present a direct security threat due to the lack of additional execution privileges required, it still represents a significant reliability concern for affected systems. The local nature of the issue means that exploitation occurs within the same security context as the target application, making it potentially exploitable by malicious actors who already have access to the system. The lack of user interaction requirements makes this vulnerability particularly dangerous as it can be triggered automatically without any user involvement. This type of vulnerability can lead to service disruption, application instability, and in some cases could serve as a precursor to more serious exploits if combined with other vulnerabilities in the system.
Mitigation strategies for CVE-2024-0050 should focus on implementing proper input validation mechanisms within the getConfig function and similar functions throughout the OMX component architecture. The recommended approach involves adding comprehensive bounds checking before any memory operations occur, ensuring that array indices are properly validated against allocated memory boundaries. System administrators should prioritize updating affected software components to versions that include proper validation checks, as this represents a straightforward fix that addresses the root cause of the issue. Organizations should also implement monitoring procedures to detect unusual memory access patterns that might indicate exploitation attempts. The vulnerability aligns with ATT&CK technique T1059.007 for command and scripting interpreter, though without the security implications typically associated with this technique, as no privilege escalation is required for exploitation. Regular security audits of multimedia processing components should be conducted to identify similar validation gaps that could lead to memory corruption issues.