CVE-2024-40651: Android Kernel Use-After-Free Vulnerability
Summary
CVE-2024-40651: In TBD of TBD, there is a possible use-after-free due to a logic error in the code. Affects :unknown: versions >= SoCVersion:0, < SoCVersion:2024-10-05. Fixed in SoCVersion:2024-10-05. How to fix ↓
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Background
The Android operating system is a widely used open-source platform for mobile devices, known for its flexibility and extensive application ecosystem. It is built on a modified Linux kernel, which manages hardware resources and provides essential services to applications. This vulnerability affects the kernel, specifically due to a logic error that can lead to a use-after-free condition, potentially allowing local escalation of privileges without requiring additional execution permissions.
Vulnerability Detail
In the Android kernel, a logic error has been identified that results in a use-after-free condition. This vulnerability can be exploited by local attackers to escalate their privileges within the system. The flaw arises from improper handling of memory, which can lead to unauthorized access to sensitive resources. The exploitation of this vulnerability does not require user interaction, making it particularly dangerous as it can be executed silently by an attacker with local access.
How To Fix
Minimum fixed version
SoCVersion:2024-10-05
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. The best course of action is to apply the available patch as soon as it is released.
Conclusion
CVE-2024-40651 represents a significant security risk within the Android kernel due to a use-after-free vulnerability. Users are strongly advised to update their systems to the latest patched version to protect against potential exploitation. Regular monitoring for vulnerabilities using tools like Vulert can help maintain the security of your applications.
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FAQ
CVE-2024-40651 is a vulnerability in the Android kernel that allows local escalation of privileges due to a use-after-free condition caused by a logic error in the code.
You can check if your application is affected by using the Vulert playground at Vulert Scanner, which allows you to monitor for open-source vulnerabilities without requiring any signup.
If your device is affected, it is crucial to update to the patched version released on October 5, 2024, to mitigate the risk associated with this vulnerability.
No, user interaction is not needed for exploitation, making this vulnerability particularly concerning for device security.
The potential consequences include unauthorized access to sensitive resources and local escalation of privileges, which could compromise the integrity and security of the device.
References
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