CVE-2023-53721

Published: Oct 22, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: Fix a NULL pointer dereference in ath12k_mac_op_hw_scan() In ath12k_mac_op_hw_scan(), the return value of kzalloc() is directly used in memcpy(), which may lead to a NULL pointer dereference on failure of kzalloc(). Fix this bug by adding a check of arg.extraie.ptr. Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4

Vendor	Product	Versions
Linux	Linux	affected `d889913205cf7ebda905b1e62c5867ed4e39f6c2 - < 5a263df398b581189fe632b4ab8440f3dd76c251` affected `d889913205cf7ebda905b1e62c5867ed4e39f6c2 - < 8ad314da54c6dd223a6b6cc85019160aa842f659`
Linux	Linux	affected `6.3` unaffected `0 - < 6.3` unaffected `6.5.5 - <= 6.5.` unaffected `6.6 - <= `

References

https://git.kernel.org/stable/c/5a263df398b581189fe632b4ab8440f3dd76c251

https://git.kernel.org/stable/c/8ad314da54c6dd223a6b6cc85019160aa842f659

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CVE-2023-53721

Description

Affected Products

References