IM
IronMonkey Threat Research

CVE-2025-21735 HIGH

Published: 2025-02-27 | Last Modified: 2026-07-30 | Status: Modified

Description

In the Linux kernel, the following vulnerability has been resolved: NFC: nci: Add bounds checking in nci_hci_create_pipe() The "pipe" variable is a u8 which comes from the network. If it's more than 127, then it results in memory corruption in the caller, nci_hci_connect_gate().

Additional Descriptions (1)

En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: NFC: nci: Añadir comprobación de los límites en nci_hci_create_pipe() La variable "pipe" es un u8 que proviene de la red. Si es mayor que 127, entonces da como resultado una corrupción de memoria en el llamador, nci_hci_connect_gate().

CVSS Metrics

Base Score: 7.8 (HIGH)

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactHIGH
Integrity ImpactHIGH
Availability ImpactHIGH

Source: [email protected]

Type: Primary

Exploitability Score: 1.8

Impact Score: 5.9

Weaknesses

Source Type Description
[email protected] Primary
en CWE-787

Affected Products

Vendor Product Version Update Type
linux linux_kernel * <built-in method update of dict object at 0x7fd3606ac880> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7fd3606af8c0> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7fd36a6d5600> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7fd3606acc80> Operating System

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

References