UAF in tlan_remove_one in Kernel
Summary
GSD-2021-1001259: net: ti: fix UAF in tlan_remove_one. Affects Kernel versions >= 1e0a8b13d35510e711fdf72e9a3e30bcb2bd49fa, < f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405. No fix is published. How to fix ↓
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Background
The Kernel is a critical component of the Linux operating system that manages system resources and provides an interface for software to interact with the hardware. It is responsible for tasks such as process management, memory management, and device drivers. The tlan_remove_one function in the Kernel's networking subsystem is vulnerable to a use-after-free (UAF) vulnerability.
Vulnerability Detail
The UAF vulnerability in tlan_remove_one allows an attacker to manipulate memory after it has been freed, potentially leading to arbitrary code execution or a system crash. This vulnerability was introduced in version v3.10 of the Linux Kernel and was fixed in version v5.10.53. The specific commit that addressed this issue is f2a062fcfe1d6f1b0a86fa76ae21c277d65f4405. The impact and attack plausibility of this vulnerability have not been proven.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
No workaround has been provided for this vulnerability.
Conclusion
In conclusion, the UAF vulnerability in tlan_remove_one in the Kernel can potentially lead to arbitrary code execution or a system crash. It is recommended to update the Linux Kernel to version v5.10.53 or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The impact of this vulnerability is not yet proven. However, if successfully exploited, it could lead to arbitrary code execution or a system crash.
You can use the Vulert Playground at Vulert Scanner to check if your system is affected by this vulnerability. Simply upload your package-lock.json file and Vulert will analyze it for any open-source vulnerabilities, including this one.
There are no known exploits for this vulnerability at the moment.
No CVE has been assigned to this vulnerability at the time of this report.
You can find more information about this vulnerability in the vulnerability database maintained by the Cloud Security Alliance. The specific entry for this vulnerability can be found at https://github.com/cloudsecurityalliance/gsd-database/blob/main/2021/1001xxx/GSD-2021-1001259.json
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