Integer multiplication overflow in RDMA/hfi1
Summary
GSD-2022-1003002: RDMA/hfi1: Fix potential integer multiplication overflow errors. Affects Kernel versions >= 7724105686e718ac476a6ad3304fea2fbcfcffde, < 06039d8afefdbac05bcea5f397188407eba2996d. No fix is published. How to fix ↓
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Background
The RDMA/hfi1 package is a component of the Linux Kernel that provides support for high-performance networking using Remote Direct Memory Access (RDMA) technology. RDMA/hfi1 enables efficient data transfer between network devices and memory without involving the CPU. It is commonly used in high-performance computing and data center environments. However, a vulnerability has been discovered in RDMA/hfi1 that could lead to potential integer multiplication overflow errors.
Vulnerability Detail
The vulnerability in RDMA/hfi1 arises from potential integer multiplication overflow errors. These errors can occur when performing arithmetic operations involving integers, resulting in incorrect calculations and potential security vulnerabilities. An attacker may be able to exploit these errors to manipulate data, execute arbitrary code, or cause a denial-of-service condition. The vulnerability was introduced in version v4.3 of the Linux Kernel and has been fixed in version v5.17.14.
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
The vulnerability in RDMA/hfi1 that could lead to potential integer multiplication overflow errors has been identified and fixed in version v5.17.14 of the Linux Kernel. It is recommended to update the Kernel to the latest version to mitigate the vulnerability. For further support on vulnerability remediation, you can contact DevNack.com.
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FAQ
RDMA/hfi1 is a component of the Linux Kernel that enables high-performance networking using Remote Direct Memory Access (RDMA) technology.
The vulnerability can potentially be exploited by attackers to manipulate data, execute arbitrary code, or cause a denial-of-service 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 analyze and alert you if the vulnerability is present.
Yes, the vulnerability has been fixed in version v5.17.14 of the Linux Kernel.
No specific workarounds have been mentioned for this vulnerability.
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