Open Source Vulnerability in Kernel: Unexport __init-annotated seg6_hmac_init()
Summary
GSD-2022-1003963: net: ipv6: unexport __init-annotated seg6_hmac_init(). Affects Kernel versions >= bf355b8d2c30a289232042cacc1cfaea4923936c, < 64aef8efe96c1616142c4476a05731306fc4494e. 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 the system's resources and facilitates communication between hardware and software. It provides essential functionalities such as process management, memory management, and device drivers. The vulnerability in focus affects the Kernel's IPv6 module, specifically the __init-annotated seg6_hmac_init() function.
Vulnerability Detail
The vulnerability arises from the unexported __init-annotated seg6_hmac_init() function in the Kernel's IPv6 module. While the impact and attack plausibility have not been proven, this vulnerability has the potential for security risks. It was introduced in version v4.10 of the Linux Kernel and fixed in version v4.14.283. The vulnerability details can be found in the references link.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
No specific workaround has been mentioned for this vulnerability.
Conclusion
In conclusion, the unexported __init-annotated seg6_hmac_init() function in the Kernel's IPv6 module poses a potential security risk. It is recommended to update the Linux Kernel to version v4.14.283 or later to address this vulnerability. For further support on vulnerability remediation, you can reach out to DevNack.com.
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FAQ
The actual impact of this vulnerability is yet to be proven. However, it has the potential for security risks.
You can use Vulert's playground (https://vulert.com/scanner) to check if your system is affected by this vulnerability. Vulert monitors and alerts in real-time for open-source vulnerabilities without requiring access to the code or installation.
Yes, the vulnerability has been fixed in Linux Kernel version v4.14.283. Updating to this version or a later one will address the issue.
You can find more information about this vulnerability in the references link provided.
The criticality of this vulnerability is yet to be determined. Further analysis and testing are required to assess its potential impact.
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