CVE-2026-43488 Affecting kernel-uek-modules-wireless package, versions <0:6.12.0-204.92.4.2.el9uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.11% (2nd percentile)

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  • Snyk IDSNYK-ORACLE9-KERNELUEKMODULESWIRELESS-17867886
  • published6 Jul 2026
  • disclosed13 May 2026

Introduced: 13 May 2026

CVE-2026-43488  (opens in a new tab)

How to fix?

Upgrade Oracle:9 kernel-uek-modules-wireless to version 0:6.12.0-204.92.4.2.el9uek or higher.
This issue was patched in ELSA-2026-50372.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-modules-wireless package and not the kernel-uek-modules-wireless package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

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

usb: xhci: Prevent interrupt storm on host controller error (HCE)

The xHCI controller reports a Host Controller Error (HCE) in UAS Storage Device plug/unplug scenarios on Android devices. HCE is checked in xhci_irq() function and causes an interrupt storm (since the interrupt isn’t cleared), leading to severe system-level faults.

When the xHC controller reports HCE in the interrupt handler, the driver only logs a warning and assumes xHC activity will stop as stated in xHCI specification. An interrupt storm does however continue on some hosts even after HCE, and only ceases after manually disabling xHC interrupt and stopping the controller by calling xhci_halt().

Add xhci_halt() to xhci_irq() function where STS_HCE status is checked, mirroring the existing error handling pattern used for STS_FATAL errors.

This only fixes the interrupt storm. Proper HCE recovery requires resetting and re-initializing the xHC.

CVSS Base Scores

version 3.1