CVE-2025-21735
kernel: NFC: nci: Add bounds checking in nci_hci_create_pipe()
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 27, 2025
Updated · September 13, 2026
Description
A flaw was found in the Linux kernel's Near Field Communication (NFC) subsystem. This vulnerability allows a remote attacker to cause memory corruption by sending a specially crafted network packet that exploits a missing bounds check in the nci_hci_create_pipe() function. Successful exploitation could lead to system instability or potentially allow for arbitrary code execution.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-787 · Out-of-bounds Write