CVE Database›Document archive›CVE-2023-52488

CVE-2023-52488

kernel: serial: sc16is7xx: convert from _raw_ to _noinc_ regmap functions for FIFO

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · February 29, 2024

Updated · November 21, 2025

Description

A cache corruption vulnerability was found in the Linux kernel, which affects the regmap cache and is caused by the FIFO Read/Write (R/W) functions regmap_raw_read() and regmap_raw_write() during burst mode. These functions are able to perform IO operations over multiple registers, and if the regmap cache is not disabled manually during this mode, it can lead to cache corruption.

Statement

Red Hat Enterprise Linux 8 and 9 are not affected by this vulnerability.

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 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE not specified