CVE-2023-53384

MEDIUM

Linux kernel - Buffer Overflow

Title source: llm

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)

[Patch] https://git.kernel.org/stable/c/0c57f9ad2c3ed43abb764b0247d610ff7fdb7a00

[Patch] https://git.kernel.org/stable/c/139d285e7695279f030dbb172e2d0245425c86c6

[Patch] https://git.kernel.org/stable/c/231086e6a36316b823654f4535653f22d6344420

[Patch] https://git.kernel.org/stable/c/35a7a1ce7c7d61664ee54f5239a1f120ab95a87e

[Patch] https://git.kernel.org/stable/c/7e7197e4d6a1bc72a774590d8765909f898be1dc

[Patch] https://git.kernel.org/stable/c/bef85d58f7709896ed8426560ad117a73a37762f

[Patch] https://git.kernel.org/stable/c/c2509f7c37355e1f0bd5b7087815b845fd383723

[Patch] https://git.kernel.org/stable/c/d155c5f64cefacdc6a9a26d40be53ee2903c28ff

[Patch] https://git.kernel.org/stable/c/d7fd24b8d1bb54c5bcf583139e11a5e651e0263c

Scores

CVSS v3 5.5

EPSS 0.0001

EPSS Percentile 2.5%

Attack Vector LOCAL

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

Classification

CWE

CWE-476

Status published

Affected Products (1)

linux/linux_kernel < 4.14.326

Timeline

Published Sep 18, 2025

Tracked Since Feb 18, 2026