tree d4cac1abc46bb8be453564332e78a5039a93404f
parent 15ca8ababbd34560f27c96dcad49ea95b3cf7eaa
author Manjeet Singh <manjee@codeaurora.org> 1486733618 +0530
committer Karsten Tausche <karsten@fairphone.com> 1574343347 +0100

wlan: Add buf len check in wlan_hdd_cfg80211_testmode

In __wlan_hdd_cfg80211_testmode API no checks are in place that
ensure that buflen is smaller or equal the size of the stack
variable hb_params. Hence, the vos_mem_copy() call can overflow
stack memory.

Add buf len check to avoid stack overflow.

Issue: SEC-2081
CRs-Fixed: 1105085
Change-Id: I6af6a74cc38ebce3337120adcf7e9595f22d3d8c
(adapted from commit a577dc1838b92eb0e7ecf16401e7a2b5e3238e61)