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CVE-2026-46265

7.5 · HIGH

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix WQ_MEM_RECLAIM warning When sunrpc is used, if a reset triggered, our wq may lead the following trace: workqueue…

Published Jun 3, 2026EPSS 0.68%

Overview

CVE-2026-46265 is a high-severity vulnerability. It was published on June 3, 2026 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

In the Linux kernel, the following vulnerability has been resolved:

RDMA/hns: Fix WQ_MEM_RECLAIM warning

When sunrpc is used, if a reset triggered, our wq may lead the

following trace:

workqueue: WQ_MEM_RECLAIM xprtiod:xprt_rdma_connect_worker [rpcrdma]

is flushing !WQ_MEM_RECLAIM hns_roce_irq_workq:flush_work_handle

[hns_roce_hw_v2]

WARNING: CPU: 0 PID: 8250 at kernel/workqueue.c:2644 check_flush_dependency+0xe0/0x144

Call trace:

check_flush_dependency+0xe0/0x144

start_flush_work.constprop.0+0x1d0/0x2f0

__flush_work.isra.0+0x40/0xb0

flush_work+0x14/0x30

hns_roce_v2_destroy_qp+0xac/0x1e0 [hns_roce_hw_v2]

ib_destroy_qp_user+0x9c/0x2b4

rdma_destroy_qp+0x34/0xb0

rpcrdma_ep_destroy+0x28/0xcc [rpcrdma]

rpcrdma_ep_put+0x74/0xb4 [rpcrdma]

rpcrdma_xprt_disconnect+0x1d8/0x260 [rpcrdma]

xprt_rdma_connect_worker+0xc0/0x120 [rpcrdma]

process_one_work+0x1cc/0x4d0

worker_thread+0x154/0x414

kthread+0x104/0x144

ret_from_fork+0x10/0x18

Since QP destruction frees memory

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.kernel.org/stable/c/0cbec8b49270f3f0600b8e3ef5e8f0d233dcea27Refgit.kernel.org/stable/c/12761bd0ae16a80f237c2a65ab1b1064076cc74aRefgit.kernel.org/stable/c/562c96b1393da2df3ea62173c84117b39da353b9Refgit.kernel.org/stable/c/70a5eb757ace5bd627a36f04d871eaf85def424dRefgit.kernel.org/stable/c/c0a26bbd3f99b7b03f072e3409aff4e6ec8af6f6Refgit.kernel.org/stable/c/c5ef9a1bcf5b597695d9c2e6ac452e9f89521862

How CyberStrike helps

Frequently asked questions

What is CVE-2026-46265?

CVE-2026-46265 is a high-severity vulnerability. It was published on June 3, 2026 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2026-46265?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-46265?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-46265?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-46265 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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