CVE Database›Document archive›CVE-2022-4095

CVE-2022-4095

kernel: Use-after-Free/Double-Free bug in read_bbreg_hdl in drivers/staging/rtl8712/rtl8712_cmd.c

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Severity

Moderate

Red Hat Product Security

6.3

CVSS 3.1

Review impact separately from score.

Published · November 18, 2022

Updated · October 15, 2026

Description

A use-after-free flaw was found in Linux kernel before 5.19.2. This issue occurs in cmd_hdl_filter in drivers/staging/rtl8712/rtl8712_cmd.c, allowing an attacker to launch a local denial of service attack and gain escalation of privileges.

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

To mitigate this issue, prevent the affected module from being loaded.

Please see https://access.redhat.com/solutions/41278 for information on how to blacklist a kernel module to prevent it from loading automatically.

CVSS / CWE

CVSS 3.1 · 6.3
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H

CWE-416 · Use After Free