vulnerability

Red Hat: CVE-2023-53384: kernel: wifi: mwifiex: avoid possible NULL skb pointer dereference (Multiple Advisories)

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
Sep 18, 2025
Added
Nov 14, 2025
Modified
Dec 12, 2025

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.

Solutions

redhat-upgrade-kernelredhat-upgrade-kernel-rt
Title
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