Vulnerability in Kernel Package: ata: sata_dwc_460ex: Fix crash due to OOB write
Summary
GSD-2022-1001670: ata: sata_dwc_460ex: Fix crash due to OOB write. Affects Kernel versions >= 28361c403683c2b00d4f5e76045f3ccd299bf99d, < 8a05a6952ecd59aaa62cbdcdaf523ae2c8f436e8. No fix is published. How to fix ↓
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Background
The Kernel package is a crucial component of the Linux operating system. It provides the core functionality and acts as an interface between the hardware and software layers. The sata_dwc_460ex module within the Kernel package is responsible for handling SATA (Serial ATA) controllers based on the DesignWare Cores (DWC) 460EX IP. These controllers are commonly used in various devices, including computers and embedded systems. Unfortunately, a vulnerability has been discovered in the sata_dwc_460ex module that can lead to a crash due to an out-of-bounds (OOB) write.
Vulnerability Detail
The vulnerability in the sata_dwc_460ex module arises from an out-of-bounds write operation. An attacker could potentially exploit this vulnerability to execute arbitrary code or cause a denial-of-service (DoS) condition. The exact attack vectors and impact of this vulnerability have not been proven yet. It is important to note that this vulnerability has been fixed in the Linux Kernel version v5.15.34 by commit 8a05a6952ecd59aaa62cbdcdaf523ae2c8f436e8. However, it was introduced in version v4.18 by commit 28361c403683c2b00d4f5e76045f3ccd299bf99d.
How To Fix
No fixed version is published for this vulnerability.
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Conclusion
In conclusion, the Kernel package's sata_dwc_460ex module is vulnerable to an out-of-bounds write, which can lead to a crash and potential security risks. It is crucial to update the Linux Kernel package to version v5.15.34 or later, which includes the necessary fix. For further support and assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
The impact of this vulnerability can vary depending on the attacker's capabilities and the target system. It could potentially lead to arbitrary code execution or a denial-of-service (DoS) condition.
You can use the Vulert Playground (https://vulert.com/scanner) to check if your system is affected by this vulnerability. Simply upload your package-lock.json file to the playground, and it will provide real-time monitoring and alerts for open-source vulnerabilities, including this one.
At the moment, there is no known workaround for this vulnerability. It is recommended to update the Linux Kernel package to the fixed version as soon as possible.
The exact attack vectors for this vulnerability have not been proven yet. It is possible that remote exploitation is feasible, but further analysis is required to determine the extent of the risk.
There are no known instances of this vulnerability being exploited in the wild. However, it is always important to stay proactive and apply security updates to mitigate potential risks.
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