CVE-2025-37943

High

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: Fix invalid data access in ath12k_dp_rx_h_undecap_nwifi In certain cases, hardware might provide packets with a length greater than the maximum native Wi-Fi header length. This can lead to accessing and modifying fields in the header within the ath12k_dp_rx_h_undecap_nwifi function for DP_RX_DECAP_TYPE_NATIVE_WIFI decap type and potentially resulting in invalid data access and memory corruption. Add a sanity check before processing the SKB to prevent invalid data access in the undecap native Wi-Fi function for the DP_RX_DECAP_TYPE_NATIVE_WIFI decap type. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00173-QCAHKSWPL_SILICONZ-1

SeverityHigh
CVSS8.8
Exploit probability—
ProductLinux Kernel
PublishedMay 20, 2025
First seenMay 20, 2025

How to fix

Update
  • linux linux_kernel6.6.88, 6.12.24, 6.13.12, 6.14.3 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernel6.3 ≤ v < 6.6.88, 6.7 ≤ v < 6.12.24, 6.13 ≤ v < 6.13.12, 6.14 ≤ v < 6.14.36.6.88, 6.12.24, 6.13.12, 6.14.3

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CVE-2025-37943 · Linux Kernel · Dark Radar