CVE Database›Document archive›CVE-2024-36016

CVE-2024-36016

kernel: tty: n_gsm: fix possible out-of-bounds in gsm0_receive()

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Severity

Moderate

Red Hat Product Security

6.4

CVSS 3.1

Review impact separately from score.

Published · May 29, 2024

Updated · August 5, 2026

Description

A vulnerability was found in the Linux kernel's n_gsm driver, affecting the tty subsystem. It occurs when switching between basic and advanced option modes in GSM multiplexing, leading to potential out-of-bounds memory writes. This happens because certain state variables, like gsm->len and gsm->state, are not properly reset during mode changes. The issue could result in memory corruption.

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

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 6.4
CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

CWE-787 · Out-of-bounds Write