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CVE-2026-23291

nfc: pn533: properly drop the usb interface reference on disconnect

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.10.253, 5.15.203, 6.1.167, 6.6.130, 6.12.77, and 2 more
None on Exploit-DB, Metasploit or GitHub

Summary

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.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • Linux Linux

    From c46ee38620a2aa2b25b16bc9738ace80dbff76a4 · fixed in 6645b030b0c1fc5bf338bffb0044238f24b2f770; From c46ee38620a2aa2b25b16bc9738ace80dbff76a4 · fixed in 5be8aa2bcfb53158436182db8dee9d0b8e5901e6; From c46ee38620a2aa2b25b16bc9738ace80dbff76a4 · fixed in 7398d6570501edc55a50ece820f369ab3c1df2e7; From c46ee38620a2aa2b25b16bc9738ace80dbff76a4 · fixed in d1f6d20b3c2642ec85ce6ea5da7155746c31c6d0; From c46ee38620a2aa2b25b16bc9738ace80dbff76a4 · fixed in 7ff14eb070f0efecb2606f8d7aa01b77d188e886; From c46ee38620a2aa2b25b16bc9738ace80dbff76a4 · fixed in 00477cab053dc4816b99141d8fcca7a479cfebeb; From c46ee38620a2aa2b25b16bc9738ace80dbff76a4 · fixed in 4551d6cea00224ab65a0ef35e4e6da0e9c0a2d74; From c46ee38620a2aa2b25b16bc9738ace80dbff76a4 · fixed in 12133a483dfa832241fbbf09321109a0ea8a520e

  • Linux Linux

    3.1

  • KernelLinux

    From 3.1.0 · fixed in 5.10.253; From 5.11.0 · fixed in 5.15.203; From 5.16.0 · fixed in 6.1.167; From 6.2.0 · fixed in 6.6.130; From 6.7.0 · fixed in 6.12.77; From 6.13.0 · fixed in 6.18.17; From 6.19.0 · fixed in 6.19.7

References 8

git.kernel.org