CVE-2023-53384

MEDIUM

Linux Kernel 3.7-4.14.325 - NULL Pointer Dereference in mwifiex_handle_uap_rx_forward

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: avoid possible NULL skb pointer dereference In 'mwifiex_handle_uap_rx_forward()', always check the value returned by 'skb_copy()' to avoid potential NULL pointer dereference in 'mwifiex_uap_queue_bridged_pkt()', and drop original skb in case of copying failure. Found by Linux Verification Center (linuxtesting.org) with SVACE.

References (9)

Core 9

Scores

CVSS v3 5.5
EPSS 0.0014
EPSS Percentile 3.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-476
Status published
Products (21)
Linux/Linux < 3.7
Linux/Linux 3.7
Linux/Linux 4.14.326 - 4.14.*
Linux/Linux 4.19.295 - 4.19.*
Linux/Linux 5.10.195 - 5.10.*
Linux/Linux 5.15.132 - 5.15.*
Linux/Linux 5.4.257 - 5.4.*
Linux/Linux 6.1.53 - 6.1.*
Linux/Linux 6.4.16 - 6.4.*
Linux/Linux 6.5.3 - 6.5.*
... and 11 more
Published Sep 18, 2025
Tracked Since Feb 18, 2026