lkml.org 
[lkml]   [2020]   [Dec]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] net: mac80211: cfg: enforce sanity checks for key_index in ieee80211_del_key()
From
Date
On Tue, 2020-12-01 at 18:15 +0530, Anant Thazhemadam wrote:
>
> cfg80211_supported_cipher_suite(&rdev->wiphy, params->cipher) returned
> false, and thus it worked for the syzbot reproducer.
> Would it be a safer idea to enforce the conditions that I initially put (in
> ieee80211_del_key()) directly in cfg80211_validate_key_settings() itself - by
> updating max_key_index, and checking accordingly?

Yes, I think so. But similarly to cfg80211_validate_key_settings() it
should look at the device capabilities (beacon protection, etc.)

Thanks!
johannes

\
 
 \ /
  Last update: 2020-12-01 13:58    [W:0.123 / U:0.116 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site