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CVE-2026-23045

In the Linux kernel, the following vulnerability has been resolved: net/ena: fix missing lock when update devlink params Fix assert lock warning while calling devl_param_driverinit_value_set() in…

Published Feb 4, 2026EPSS 0.18%

Overview

CVE-2026-23045 is a known-severity vulnerability. It was published on February 4, 2026.

Technical description

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

net/ena: fix missing lock when update devlink params

Fix assert lock warning while calling devl_param_driverinit_value_set()

in ena.

WARNING: net/devlink/core.c:261 at devl_assert_locked+0x62/0x90, CPU#0: kworker/0:0/9

CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted 6.19.0-rc2+ #1 PREEMPT(lazy)

Hardware name: Amazon EC2 m8i-flex.4xlarge/, BIOS 1.0 10/16/2017

Workqueue: events work_for_cpu_fn

RIP: 0010:devl_assert_locked+0x62/0x90

Call Trace:

<TASK>

devl_param_driverinit_value_set+0x15/0x1c0

ena_devlink_alloc+0x18c/0x220 [ena]

? __pfx_ena_devlink_alloc+0x10/0x10 [ena]

? trace_hardirqs_on+0x18/0x140

? lockdep_hardirqs_on+0x8c/0x130

? __raw_spin_unlock_irqrestore+0x5d/0x80

? __raw_spin_unlock_irqrestore+0x46/0x80

? devm_ioremap_wc+0x9a/0xd0

ena_probe+0x4d2/0x1b20 [ena]

? __lock_acquire+0x56a/0xbd0

? __pfx_ena_probe+0x10/0x10 [ena]

? local_clock+0x15/0x30

? __lock_release.isra.0+0x1c9/0x340

? mark_hel

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.

Frequently asked questions

What is CVE-2026-23045?

CVE-2026-23045 is a known-severity vulnerability. It was published on February 4, 2026.

How severe is CVE-2026-23045?

CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.

How do I fix or remediate CVE-2026-23045?

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-2026-23045?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-23045 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.