nfc: pn533: properly drop the usb interface reference on disconnect
Summary
| CVE | CVE-2026-23291 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-03-25 11:16:24 UTC |
| Updated | 2026-04-18 09:16:17 UTC |
| 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. |
Risk And Classification
EPSS: 0.000320000 probability, percentile 0.090980000 (date 2026-04-18)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected c46ee38620a2aa2b25b16bc9738ace80dbff76a4 6645b030b0c1fc5bf338bffb0044238f24b2f770 git | Not specified |
| CNA | Linux | Linux | affected c46ee38620a2aa2b25b16bc9738ace80dbff76a4 5be8aa2bcfb53158436182db8dee9d0b8e5901e6 git | Not specified |
| CNA | Linux | Linux | affected c46ee38620a2aa2b25b16bc9738ace80dbff76a4 7398d6570501edc55a50ece820f369ab3c1df2e7 git | Not specified |
| CNA | Linux | Linux | affected c46ee38620a2aa2b25b16bc9738ace80dbff76a4 d1f6d20b3c2642ec85ce6ea5da7155746c31c6d0 git | Not specified |
| CNA | Linux | Linux | affected c46ee38620a2aa2b25b16bc9738ace80dbff76a4 7ff14eb070f0efecb2606f8d7aa01b77d188e886 git | Not specified |
| CNA | Linux | Linux | affected c46ee38620a2aa2b25b16bc9738ace80dbff76a4 00477cab053dc4816b99141d8fcca7a479cfebeb git | Not specified |
| CNA | Linux | Linux | affected c46ee38620a2aa2b25b16bc9738ace80dbff76a4 4551d6cea00224ab65a0ef35e4e6da0e9c0a2d74 git | Not specified |
| CNA | Linux | Linux | affected c46ee38620a2aa2b25b16bc9738ace80dbff76a4 12133a483dfa832241fbbf09321109a0ea8a520e git | Not specified |
| CNA | Linux | Linux | affected 3.1 | Not specified |
| CNA | Linux | Linux | unaffected 3.1 semver | Not specified |
| CNA | Linux | Linux | unaffected 5.10.253 5.10.* semver | Not specified |
| CNA | Linux | Linux | unaffected 5.15.203 5.15.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.1.167 6.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.130 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.12.77 6.12.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18.17 6.18.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.19.7 6.19.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.0 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/7ff14eb070f0efecb2606f8d7aa01b77d188e886 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/6645b030b0c1fc5bf338bffb0044238f24b2f770 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/12133a483dfa832241fbbf09321109a0ea8a520e | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/00477cab053dc4816b99141d8fcca7a479cfebeb | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/5be8aa2bcfb53158436182db8dee9d0b8e5901e6 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/4551d6cea00224ab65a0ef35e4e6da0e9c0a2d74 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/d1f6d20b3c2642ec85ce6ea5da7155746c31c6d0 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/7398d6570501edc55a50ece820f369ab3c1df2e7 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.