Vulnerability in ath10k: Error Handling in ath10k_setup_msa_resources
Summary
GSD-2022-1001844: ath10k: Fix error handling in ath10k_setup_msa_resources. Affects Kernel versions >= 727fec790ead3d75e2735f66209949c2163523ea, < 32939187f254171a5666badc058bc3787fe454af. No fix is published. How to fix ↓
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Background
The ath10k package is a component of the Linux Kernel, which is responsible for managing wireless network interfaces. It provides support for Qualcomm Atheros 802.11ac wireless chipsets. The vulnerability in question affects the setup of MSA (Memory Space Allocation) resources in ath10k. MSA resources are critical for the proper functioning of the wireless chipset.
Vulnerability Detail
The vulnerability arises from improper error handling in the ath10k_setup_msa_resources function. This function is responsible for allocating and initializing memory resources required by the wireless chipset. Due to the error handling issue, certain error conditions may not be properly handled, leading to potential memory leaks or other resource-related problems. An attacker could potentially exploit this vulnerability to cause a denial-of-service (DoS) condition or execute arbitrary code with elevated privileges.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
No specific workaround has been provided for this vulnerability. The recommended course of action is to apply the fix mentioned in the 'how_to_fix' section.
Conclusion
The vulnerability in ath10k's error handling during the setup of MSA resources can potentially lead to memory leaks, resource-related issues, denial-of-service, or arbitrary code execution. It is crucial to update the Linux Kernel to version v5.15.33 or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
ath10k is a component of the Linux Kernel that provides support for Qualcomm Atheros 802.11ac wireless chipsets.
MSA stands for Memory Space Allocation. It refers to the allocation and management of memory resources required by the wireless chipset.
The vulnerability could potentially lead to memory leaks or other resource-related problems, which may result in a denial-of-service (DoS) condition or allow an attacker to execute arbitrary code with elevated privileges.
To fix this vulnerability, update your Linux Kernel to version v5.15.33 or later. Alternatively, wait for your Linux distribution to provide an updated package containing the fixed version of the Kernel.
No specific workaround has been provided. Applying the fix mentioned in the 'how_to_fix' section is the recommended approach.
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