CVE-2023-53384

MEDIUM EPSS 3.6%
Published Sep 18, 20259mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Sep 18, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
3.6% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 8

VendorProductVersionRange
linuxlinux_kernel*≥3.7  –  <4.14.326
linuxlinux_kernel*≥4.15  –  <4.19.295
linuxlinux_kernel*≥4.20  –  <5.4.257
linuxlinux_kernel*≥5.5  –  <5.10.195
linuxlinux_kernel*≥5.11  –  <5.15.132
linuxlinux_kernel*≥5.16  –  <6.1.53
linuxlinux_kernel*≥6.2  –  <6.4.16
linuxlinux_kernel*≥6.5  –  <6.5.3

References 9

  • git.kernel.org https://git.kernel.org/stable/c/0c57f9ad2c3ed43abb764b0247d610ff7fdb7a00
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/139d285e7695279f030dbb172e2d0245425c86c6
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/231086e6a36316b823654f4535653f22d6344420
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/35a7a1ce7c7d61664ee54f5239a1f120ab95a87e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7e7197e4d6a1bc72a774590d8765909f898be1dc
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/bef85d58f7709896ed8426560ad117a73a37762f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c2509f7c37355e1f0bd5b7087815b845fd383723
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d155c5f64cefacdc6a9a26d40be53ee2903c28ff
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d7fd24b8d1bb54c5bcf583139e11a5e651e0263c
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/0c57f9ad2c3ed43abb764b0247d610ff7fdb7a00
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/139d285e7695279f030dbb172e2d0245425c86c6
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/231086e6a36316b823654f4535653f22d6344420
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/35a7a1ce7c7d61664ee54f5239a1f120ab95a87e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7e7197e4d6a1bc72a774590d8765909f898be1dc
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/bef85d58f7709896ed8426560ad117a73a37762f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c2509f7c37355e1f0bd5b7087815b845fd383723
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d155c5f64cefacdc6a9a26d40be53ee2903c28ff
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d7fd24b8d1bb54c5bcf583139e11a5e651e0263c
    Patch