AZL-110638: CVE-2026-98891 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved:

wifi: mac80211: validate deauth frame length before reason access

ieee80211rxmgmtdeauth() reads the deauth reason code before checking that the fixed field is actually present in the received frame.

Validate the deauth frame length first and only then read the reason code.