CVE Database›CVE-2023-54136

CVE-2023-54136

kernel: serial: sprd: Fix DMA buffer leak issue

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Severity

Moderate

Red Hat Product Security

5.8

CVSS 3.1

Review impact separately from score.

Published · December 24, 2025

Updated · June 30, 2026

Description

A flaw was found in the serial: sprd driver in the Linux kernel where a DMA buffer allocated during driver probe was not released when _probe() returned failure. This results in a memory leak that, under repeated probe failure conditions, could cause elevated kernel memory usage and potential resource exhaustion

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 don't 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 · 5.8
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H

CWE-401 · Missing Release of Memory after Effective Lifetime