Vulnerability 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 Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.1, < 5.10.253 |
References
- https://git.kernel.org/stable/c/00477cab053dc4816b99141d8fcca7a479cfebebPatch
- https://git.kernel.org/stable/c/12133a483dfa832241fbbf09321109a0ea8a520ePatch
- https://git.kernel.org/stable/c/4551d6cea00224ab65a0ef35e4e6da0e9c0a2d74Patch
- https://git.kernel.org/stable/c/5be8aa2bcfb53158436182db8dee9d0b8e5901e6Patch
- https://git.kernel.org/stable/c/6645b030b0c1fc5bf338bffb0044238f24b2f770Patch
- https://git.kernel.org/stable/c/7398d6570501edc55a50ece820f369ab3c1df2e7Patch
- https://git.kernel.org/stable/c/7ff14eb070f0efecb2606f8d7aa01b77d188e886Patch
- https://git.kernel.org/stable/c/d1f6d20b3c2642ec85ce6ea5da7155746c31c6d0Patch
FAQ
What is CVE-2026-23291?
CVE-2026-23291 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 "d...
How severe is CVE-2026-23291?
CVE-2026-23291 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-23291?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.