PT-2026-27656 · Pn533+3 · Pn533+3
CVE-2026-23291
·
Published
2026-01-01
·
Updated
2026-08-30
CVSS v3.1
5.5
Medium
| Vector | AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
A flaw exists in the Linux kernel related to Near Field Communication (NFC) functionality using the PN533 driver. Specifically, the driver fails to properly release a reference to the USB interface when a device disconnects, leading to a dangling reference count. This can occur after the driver has finished using the interface.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
Improper Check for Exceptional Conditions
Missing Release of Resource after Effective Lifetime
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Related Identifiers
Affected Products
Linuxmint
Linux Kernel
Pn533
Ubuntu