Vulnerability in atlantic package: Out-of-Bounds Read and Write in hw_atl_utils_fw_rpc_wait
Summary
GSD-2021-1002412: atlantic: Fix OOB read and write in hw_atl_utils_fw_rpc_wait. Affects Kernel versions < 0275fcd9b54f0364f66f2f3f6a0f3748648f3d35. No fix is published. How to fix ↓
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Background
The atlantic package is a component of the Linux Kernel, which is responsible for managing network interfaces. It provides support for Atlantic Network Controllers. These controllers are commonly used in network devices to enable high-speed data transfer. The vulnerability in the hw_atl_utils_fw_rpc_wait function within the atlantic package allows for out-of-bounds read and write operations. This function is responsible for handling firmware RPC (Remote Procedure Call) requests. Exploiting this vulnerability could lead to unauthorized access, information disclosure, or denial of service.
Vulnerability Detail
The vulnerability arises due to improper bounds checking in the hw_atl_utils_fw_rpc_wait function. An attacker could craft a malicious RPC request that triggers an out-of-bounds read or write operation. This could result in the disclosure of sensitive information or the modification of critical data structures, leading to system instability or compromise. The impact and attack plausibility of this vulnerability have not been proven yet, but it is essential to address it to ensure the security and stability of systems utilizing the atlantic package.
How To Fix
No fixed version is published for this vulnerability.
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Conclusion
The vulnerability in the atlantic package's hw_atl_utils_fw_rpc_wait function poses a risk of out-of-bounds read and write operations. To mitigate this vulnerability, it is crucial to update the Linux Kernel to version v4.19.220 or later. This update includes the necessary patch to address the issue. For further support and assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
The atlantic package is a component of the Linux Kernel that provides support for Atlantic Network Controllers, commonly used in network devices for high-speed data transfer.
Exploiting this vulnerability could lead to unauthorized access, information disclosure, or denial of service.
To fix this vulnerability, update the Linux Kernel to version v4.19.220 or later, which includes the necessary patch.
No specific workaround has been provided for this vulnerability. It is recommended to apply the patch by updating the Linux Kernel.
For more details about this vulnerability, you can refer to the source link provided in the Open Source Vulnerability format.
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