CVE-2026-23291

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.

CVSS 3.1

5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.1% chance of exploitation in the next 30 days; higher than 2% of CVEs (scores of 2026-10-25)

Published

2026-03-25

Modified

2026-10-15

Record from

the NVD, synced 2026-10-19

Affected

• linux:linux_kernel

References

• https://git.kernel.org/stable/c/00477cab053dc4816b99141d8fcca7a479cfebeb
• https://git.kernel.org/stable/c/12133a483dfa832241fbbf09321109a0ea8a520e
• https://git.kernel.org/stable/c/4551d6cea00224ab65a0ef35e4e6da0e9c0a2d74
• https://git.kernel.org/stable/c/5be8aa2bcfb53158436182db8dee9d0b8e5901e6
• https://git.kernel.org/stable/c/6645b030b0c1fc5bf338bffb0044238f24b2f770

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