Medium severity5.5NVD Advisory· Published Mar 25, 2026· Updated Jun 17, 2026

CVE-2026-23291

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Linux/Kernelllm-fuzzy3 versions
(expand)+ 2 more
- (no CPE)
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=3.1,<5.10.253
- cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*
osv-coords
pkg:linux/kernel
Range: >= 3.1.0, < 5.10.253

Patches

Vulnerability mechanics

References

git.kernel.org/stable/c/00477cab053dc4816b99141d8fcca7a479cfebebnvdPatch
git.kernel.org/stable/c/12133a483dfa832241fbbf09321109a0ea8a520envdPatch
git.kernel.org/stable/c/4551d6cea00224ab65a0ef35e4e6da0e9c0a2d74nvdPatch
git.kernel.org/stable/c/5be8aa2bcfb53158436182db8dee9d0b8e5901e6nvdPatch
git.kernel.org/stable/c/6645b030b0c1fc5bf338bffb0044238f24b2f770nvdPatch
git.kernel.org/stable/c/7398d6570501edc55a50ece820f369ab3c1df2e7nvdPatch
git.kernel.org/stable/c/7ff14eb070f0efecb2606f8d7aa01b77d188e886nvdPatch
git.kernel.org/stable/c/d1f6d20b3c2642ec85ce6ea5da7155746c31c6d0nvdPatch

News mentions

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cvss	0.358
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000