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CVE-2026-89468

In the Linux kernel, the following vulnerability has been resolved: power: supply: lp8788-charger: fix use-after-free on remove lp8788_charger_remove() flushes charger_work before unregistering t…

Published Sep 11, 2026EPSS 0.17%

Overview

CVE-2026-89468 is a known-severity vulnerability. It was published on September 11, 2026.

Technical description

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

power: supply: lp8788-charger: fix use-after-free on remove

lp8788_charger_remove() flushes charger_work before unregistering the

IRQs. An IRQ thread can queue charger_work after flush_work() has

returned. The work can then run after devres frees pchg and dereference

it in lp8788_charger_event().

Unregister the IRQs first. free_irq() waits for any running threaded

handler, so no handler can queue more work afterwards. Then use

cancel_work_sync() to cancel pending work or wait for running work to

finish.

This issue was found by an in-house static analysis tool.

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-2026-89468?

CVE-2026-89468 is a known-severity vulnerability. It was published on September 11, 2026.

How severe is CVE-2026-89468?

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-2026-89468?

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-2026-89468?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-89468 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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