Vulnerability in RDMA/cma: Do not change route.addr.src_addr outside state checks
Summary
GSD-2022-1000794: RDMA/cma: Do not change route.addr.src_addr outside state checks. Affects Kernel versions >= 732d41c545bb359cbb8c94698bdc1f8bcf82279c, < 00265efbd3e5705038c9492a434fda8cf960c8a2. No fix is published. How to fix ↓
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Background
The RDMA/cma package is a component of the Linux Kernel that provides support for Remote Direct Memory Access (RDMA) communication. RDMA allows for high-speed data transfer between remote systems without involving the CPU. The RDMA/cma package is responsible for managing RDMA connections and handling communication between RDMA devices. This vulnerability affects the Linux Kernel and was introduced in version v5.10.
Vulnerability Detail
The vulnerability in RDMA/cma allows for unauthorized modification of the route.addr.src_addr parameter outside of the intended state checks. This could potentially lead to a variety of security issues, including information disclosure, privilege escalation, or denial of service attacks. The vulnerability was fixed in Linux Kernel version v5.15.26 by commit 00265efbd3e5705038c9492a434fda8cf960c8a2.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
There is no known workaround for this vulnerability. It is recommended to apply the fix as soon as possible.
Conclusion
In conclusion, the vulnerability in RDMA/cma allows for unauthorized modification of the route.addr.src_addr parameter outside of the intended state checks. It is recommended to update the Linux Kernel to version v5.15.26 or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
RDMA/cma is a component of the Linux Kernel that provides support for Remote Direct Memory Access (RDMA) communication. It allows for high-speed data transfer between remote systems without involving the CPU.
This vulnerability could potentially lead to information disclosure, privilege escalation, or denial of service attacks.
To fix this vulnerability, update the Linux Kernel to version v5.15.26 or later.
There is no known workaround for this vulnerability. It is recommended to apply the fix as soon as possible.
For more information, refer to the vulnerability details provided in the Open Source Vulnerability format or consult the official Linux Kernel documentation.
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