CVE-2023-53724

kernel: mfd: pcf50633-adc: Fix potential memleak in pcf50633_adc_async_read()

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Severity

Low

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · October 22, 2025

Updated · June 30, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

mfd: pcf50633-adc: Fix potential memleak in pcf50633_adc_async_read()

req is allocated in pcf50633_adc_async_read(), but adc_enqueue_request() could fail to insert the req into queue. We need to check the return value and free it in the case of failure.

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

CWE-772 · Missing Release of Resource after Effective Lifetime