Integer multiplication overflow in RDMA/hfi1
Summary
GSD-2022-1003984: RDMA/hfi1: Fix potential integer multiplication overflow errors. Affects Kernel versions >= 7724105686e718ac476a6ad3304fea2fbcfcffde, < a89cb7ddf6a89bab6012e19da38b7cdb26175c19. 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 Remote Direct Memory Access (RDMA) over the HFI1 InfiniBand driver. RDMA allows for high-speed data transfers between networked systems with low latency. The hfi1 driver specifically handles communication with HFI1 InfiniBand devices. This vulnerability affects versions of the Linux Kernel from v4.3 to v4.14.283.
Vulnerability Detail
The vulnerability in RDMA/hfi1 is related to potential integer multiplication overflow errors. This can occur when certain calculations involving integers are performed, leading to unexpected results or memory corruption. The impact and attack plausibility of this vulnerability have not been proven yet. However, if successfully exploited, an attacker may be able to execute arbitrary code or cause a denial-of-service condition on a vulnerable system.
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.
Conclusion
In conclusion, the RDMA/hfi1 package in the Linux Kernel is vulnerable to potential integer multiplication overflow errors. Users are advised to update their Linux Kernel to the latest version to mitigate this 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 Remote Direct Memory Access (RDMA) over the HFI1 InfiniBand driver. It allows for high-speed data transfers with low latency between networked systems.
An integer multiplication overflow occurs when the result of multiplying two integers exceeds the maximum value that can be represented by the data type. This can lead to unexpected behavior or memory corruption in software.
If successfully exploited, this vulnerability could allow an attacker to execute arbitrary code or cause a denial-of-service condition on a vulnerable system.
You can use the Vulert Playground at Vulert Scanner to check if your system is affected by this vulnerability. Simply upload your package-lock.json file and Vulert will analyze it for open-source vulnerabilities, including this one.
For more details about this vulnerability, you can refer to the vulnerability ID GSD-2022-1003984 in the GSD Database maintained by the Cloud Security Alliance. The source link is available at https://github.com/cloudsecurityalliance/gsd-database/blob/main/2022/1003xxx/GSD-2022-1003984.json.
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