What’s Vulnerable › Vulnerabilities

CVE-2024-56722: RDMA/hns: Fix cpu stuck caused by printings during reset

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-12-29 · updated 2026-06-17
• Weakness: CWE-770

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix cpu stuck caused by printings during reset During reset, cmd to destroy resources such as qp, cq, and mr may fail, and error logs will be printed. When a large number of resources are destroyed, there will be lots of printings, and it may lead to a cpu stuck. Delete some unnecessary printings and replace other printing functions in these paths with the ratelimited version.

Affected products

• Linux kernel: from 4.9 before 6.1.120; from 6.2 before 6.6.64; from 6.7 before 6.11.11; from 6.12 before 6.12.2 — fixed in 6.1.120, 6.11.11, 6.12.2, 6.6.64

How to fix

Upgrade to a fixed version: Linux kernel 6.1.120, 6.11.11, 6.12.2, 6.6.64. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/31c6fe9b79ed42440094f2367897aea0c0ce96ec
• https://git.kernel.org/stable/c/323275ac2ff15b2b7b3eac391ae5d8c5a3c3a999
• https://git.kernel.org/stable/c/a0e4c78770faa0d56d47391476fe1d827e72eded
• https://git.kernel.org/stable/c/b4ba31e5aaffbda9b22d9a35c40b16dc39e475a6
• https://git.kernel.org/stable/c/e2e64f9c42c717beb459ab209ec1c4baa73d3760
• https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html

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