CVE Database›Document archive›CVE-2022-48782

CVE-2022-48782

kernel: mctp: fix use after free

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Severity

Moderate

Red Hat Product Security

7.8

CVSS 3.1

Review impact separately from score.

Published · July 16, 2024

Updated · August 5, 2026

Description

A vulnerability was found in the Linux kernel in the mctp_route_input() function, where a lack of proper checks allows a potential use-after-free scenario to occur when the function mctp_key_add() fails and frees the key object's memory, which the function trace_mctp_key_acquire() then attempts to access. This could lead to memory corruption or crashes.

Statement

Red Hat Enterprise Linux is not impacted by this CVE, as the vulnerability in question does not affect the specific versions or configurations of the Linux kernel used in its distributions. This ensures that users of Red Hat Enterprise Linux are not exposed to the potential risks associated with this issue, and no further action or mitigation is necessary for systems running this operating system.

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 · 7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE-416 · Use After Free