CVE-2021-47570

kernel: staging: r8188eu: fix a memory leak in rtw_wx_read32()

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Severity

Low

Red Hat Product Security

4.1

CVSS 3.1

Review impact separately from score.

Published · May 24, 2024

Updated · November 21, 2025

Description

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

staging: r8188eu: fix a memory leak in rtw_wx_read32()

Free "ptmp" before returning -EINVAL.

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 · 4.1
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

CWE-400 · Uncontrolled Resource Consumption