CVE-2026-23291

Medium

Description

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: properly drop the usb interface reference on disconnect When the device is disconnected from the driver, there is a "dangling" reference count on the usb interface that was grabbed in the probe callback. Fix this up by properly dropping the reference after we are done with it.

SeverityMedium
CVSS5.5
Exploit probability—
ProductLinux Kernel
PublishedMar 25, 2026
First seenMar 25, 2026

How to fix

Update
  • linux linux_kernel5.10.253, 5.15.203, 6.1.167, 6.6.130, 6.12.77, 6.18.17, 6.19.7 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernel3.1 ≤ v < 5.10.253, 5.11 ≤ v < 5.15.203, 5.16 ≤ v < 6.1.167, 6.2 ≤ v < 6.6.130, 6.7 ≤ v < 6.12.77, 6.13 ≤ v < 6.18.17, 6.19 ≤ v < 6.19.7, 7.05.10.253, 5.15.203, 6.1.167, 6.6.130, 6.12.77, 6.18.17, 6.19.7

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