CVE-2023-53384
Medium
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.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedSep 18, 2025
First seenSep 18, 2025
Weakness typeCWE-476NULL pointer dereference
How to fix
Update
- linux linux_kernel4.14.326, 4.19.295, 5.4.257, 5.10.195, 5.15.132, 6.1.53, 6.4.16, 6.5.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 3.7 ≤ v < 4.14.326, 4.15 ≤ v < 4.19.295, 4.20 ≤ v < 5.4.257, 5.5 ≤ v < 5.10.195, 5.11 ≤ v < 5.15.132, 5.16 ≤ v < 6.1.53, 6.2 ≤ v < 6.4.16, 6.5 ≤ v < 6.5.3 | 4.14.326, 4.19.295, 5.4.257, 5.10.195, 5.15.132, 6.1.53, 6.4.16, 6.5.3 |
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