CVE-2026-23291

MEDIUM EPSS 2.4%
Published Mar 25, 20263mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Mar 25, 2026 3mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
2.4% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 8

VendorProductVersionRange
linuxlinux_kernel*≥3.1  –  <5.10.253
linuxlinux_kernel*≥5.11  –  <5.15.203
linuxlinux_kernel*≥5.16  –  <6.1.167
linuxlinux_kernel*≥6.2  –  <6.6.130
linuxlinux_kernel*≥6.7  –  <6.12.77
linuxlinux_kernel*≥6.13  –  <6.18.17
linuxlinux_kernel*≥6.19  –  <6.19.7
linuxlinux_kernel7.0any

References 8

  • git.kernel.org https://git.kernel.org/stable/c/00477cab053dc4816b99141d8fcca7a479cfebeb
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/12133a483dfa832241fbbf09321109a0ea8a520e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4551d6cea00224ab65a0ef35e4e6da0e9c0a2d74
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5be8aa2bcfb53158436182db8dee9d0b8e5901e6
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6645b030b0c1fc5bf338bffb0044238f24b2f770
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7398d6570501edc55a50ece820f369ab3c1df2e7
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7ff14eb070f0efecb2606f8d7aa01b77d188e886
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d1f6d20b3c2642ec85ce6ea5da7155746c31c6d0
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/00477cab053dc4816b99141d8fcca7a479cfebeb
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/12133a483dfa832241fbbf09321109a0ea8a520e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4551d6cea00224ab65a0ef35e4e6da0e9c0a2d74
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5be8aa2bcfb53158436182db8dee9d0b8e5901e6
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6645b030b0c1fc5bf338bffb0044238f24b2f770
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7398d6570501edc55a50ece820f369ab3c1df2e7
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7ff14eb070f0efecb2606f8d7aa01b77d188e886
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d1f6d20b3c2642ec85ce6ea5da7155746c31c6d0
    Patch