]> git.itanic.dy.fi Git - linux-stable/commit
net: ieee802154: fix nl802154 del llsec key
authorAlexander Aring <aahringo@redhat.com>
Sun, 21 Feb 2021 17:43:18 +0000 (12:43 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 14 Apr 2021 06:24:19 +0000 (08:24 +0200)
commit7d32fc7964d6be3a2e3467a79c5d261b0a93eed9
treef8b1affb0037308b3821af7567edaca7c22024df
parent8f4c815c74f45eae60563c88d1fa95c2c852d266
net: ieee802154: fix nl802154 del llsec key

commit 37feaaf5ceb2245e474369312bb7b922ce7bce69 upstream.

This patch fixes a nullpointer dereference if NL802154_ATTR_SEC_KEY is
not set by the user. If this is the case nl802154 will return -EINVAL.

Reported-by: syzbot+ac5c11d2959a8b3c4806@syzkaller.appspotmail.com
Signed-off-by: Alexander Aring <aahringo@redhat.com>
Link: https://lore.kernel.org/r/20210221174321.14210-1-aahringo@redhat.com
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
net/ieee802154/nl802154.c