CVE-2023-53721
Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
22/10/2025
Last modified:
15/04/2026
Description
In the Linux kernel, the following vulnerability has been resolved:<br />
<br />
wifi: ath12k: Fix a NULL pointer dereference in ath12k_mac_op_hw_scan()<br />
<br />
In ath12k_mac_op_hw_scan(), the return value of kzalloc() is directly<br />
used in memcpy(), which may lead to a NULL pointer dereference on<br />
failure of kzalloc().<br />
<br />
Fix this bug by adding a check of arg.extraie.ptr.<br />
<br />
Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4