IM
IronMonkey Threat Research

CVE-2026-45836 MEDIUM

Published: 2026-05-26 | Last Modified: 2026-07-24 | Status: Analyzed

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_get_sndtimeo_cb() Add the same NULL guard already present in l2cap_sock_resume_cb() and l2cap_sock_ready_cb().

Additional Descriptions (1)

En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta: Bluetooth: L2CAP: Arreglo de desreferencia de puntero nulo en l2cap_sock_get_sndtimeo_cb() Añadir la misma protección NULL ya presente en l2cap_sock_resume_cb() y l2cap_sock_ready_cb().

CVSS Metrics

Base Score: 5.5 (MEDIUM)

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

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

Source: [email protected]

Type: Primary

Exploitability Score: 1.8

Impact Score: 3.6

Weaknesses

Source Type Description
[email protected] Primary
en CWE-476

Affected Products

Vendor Product Version Update Type
linux linux_kernel * <built-in method update of dict object at 0x7fd349338fc0> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7fd36b8a4940> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7fd369c0e540> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7fd369c0c940> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7fd369c0df00> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7fd369c0c7c0> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7fd370349480> Operating System
linux linux_kernel 7.1 <built-in method update of dict object at 0x7fd370349cc0> Operating System
linux linux_kernel 7.1 <built-in method update of dict object at 0x7fd37034a5c0> 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:*:*:*:*:*:*:*:*
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:7.1:rc1:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:7.1:rc2:*:*:*:*:*:*

References