CVE-2024-27434 Information

Description

In the Linux kernel the following vulnerability has been resolved:

wifi: iwlwifi: mvm: don’t set the MFP flag for the GTK

The firmware doesn’t need the MFP flag for the GTK it can even make the firmware crash. in case the AP is configured with: group cipher TKIP and MFPC. We would send the GTK with cipher = TKIP and MFP which is of course not possible.

Reference

https://git.kernel.org/stable/c/b4f1b0b3b91762edd19bf9d3b2e4c3a0740501f8 https://git.kernel.org/stable/c/40405cbb20eb6541c603e7b3d54ade0a7be9d715 https://git.kernel.org/stable/c/60f6d5fc84a9fd26528a24d8a267fc6a6698b628 https://git.kernel.org/stable/c/e35f316bce9e5733c9826120c1838f4c447b2c4c