CVE-2023-32269

kernel: user after free in nr_listen in net/netrom/af_netrom.c

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Severity

Moderate

Red Hat Product Security

6.7

CVSS 3.1

Review impact separately from score.

Published · January 26, 2023

Updated · November 21, 2025

Description

A use-after-free flaw was found in nr_listen in net/netrom/af_netrom.c in the Linux Kernel. The system must have netrom routing configured or an attacker must have the CAP_NET_ADMIN capability for this issue to be exploited.

Statement

No shipped kernel version was seen affected with this problem. These files are not built in our source code.

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 · 6.7
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CWE-416 · Use After Free