CVE-2024-53838: Exynos_parsing_user_data_registered_itu_t_t35 Out of Bounds Write in VendorVideoAPI
Summary
CVE-2024-53838: In Exynos_parsing_user_data_registered_itu_t_t35 of VendorVideoAPI.cpp, there is a possible out of bounds write due to an incorrect bounds check. Affects :unknown: versions >= Pixel-family specific:0, < Pixel-family specific:2024-12-05. Fixed in Pixel-family specific:2024-12-05. How to fix ↓
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Background
The VendorVideoAPI is a component of the Android ecosystem that handles video processing and related functionalities. It is integral to the performance of multimedia applications on devices, particularly those in the Pixel family. This API is designed to manage various video formats and data streams, ensuring smooth playback and recording. However, it has been found to contain a vulnerability that could be exploited to escalate privileges locally.
Vulnerability Detail
In the function Exynos_parsing_user_data_registered_itu_t_t35 of VendorVideoAPI.cpp, there exists a flaw related to an incorrect bounds check, which can lead to an out of bounds write. This vulnerability allows an attacker to write data outside the intended memory boundaries, potentially leading to local escalation of privileges. The exploitation of this vulnerability does not require any additional execution privileges or user interaction, making it particularly concerning for device security.
How To Fix
Minimum fixed version
Pixel-family specific:2024-12-05
This is the first release that contains the fix.
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Workaround
Currently, there are no specific workarounds available to mitigate this vulnerability other than applying the patch. Users are advised to keep their devices updated to minimize risks.
Conclusion
CVE-2024-53838 represents a significant security risk within the VendorVideoAPI due to an out of bounds write vulnerability. Users are strongly encouraged to update their devices to the latest version to mitigate this risk. Regular monitoring for vulnerabilities using tools like Vulert can help maintain device security.
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FAQ
CVE-2024-53838 is a vulnerability in the VendorVideoAPI that allows for an out of bounds write, potentially leading to local privilege escalation.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.
If your device is affected, you should update to the patched version of the VendorVideoAPI, which is available in the system updates released on December 5, 2024.
No, user interaction is not required to exploit this vulnerability, making it more dangerous.
The potential consequences include unauthorized access to system privileges, which could allow attackers to execute malicious actions on the device.
References
Related vulnerabilities
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