CVE-2023-53384

MediumCVSS 5.5/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-476

Affected software

VendorProductVersions
LinuxLinux>= 838e4f44929782a2163c7bc95a7cd2da5d8b47f9, < d155c5f64cefacdc6a9a26d40be53ee2903c28ff; >= 838e4f44929782a2163c7bc95a7cd2da5d8b47f9, < 139d285e7695279f030dbb172e2d0245425c86c6; >= 838e4f44929782a2163c7bc95a7cd2da5d8b47f9, < 231086e6a36316b823654f4535653f22d6344420; >= 838e4f44929782a2163c7bc95a7cd2da5d8b47f9, < bef85d58f7709896ed8426560ad117a73a37762f; >= 838e4f44929782a2163c7bc95a7cd2da5d8b47f9, < d7fd24b8d1bb54c5bcf583139e11a5e651e0263c; >= 838e4f44929782a2163c7bc95a7cd2da5d8b47f9, < 7e7197e4d6a1bc72a774590d8765909f898be1dc; >= 838e4f44929782a2163c7bc95a7cd2da5d8b47f9, < 0c57f9ad2c3ed43abb764b0247d610ff7fdb7a00; >= 838e4f44929782a2163c7bc95a7cd2da5d8b47f9, < c2509f7c37355e1f0bd5b7087815b845fd383723; >= 838e4f44929782a2163c7bc95a7cd2da5d8b47f9, < 35a7a1ce7c7d61664ee54f5239a1f120ab95a87e
LinuxLinux3.7

References

Timeline

Published
Sep 18, 2025
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2023-53384: Medium severity, CVSS 5.5 | Vulnix