Re: [PATCH net] sch_cbq: validate TCA_CBQ_WRROPT to avoid crash

From: Eric Dumazet <hidden>
Date: 2019-09-27 19:57:50


On 9/27/19 11:55 AM, David Miller wrote:

From: Eric Dumazet <edumazet@google.com>
Date: Thu, 26 Sep 2019 18:24:43 -0700

quoted

syzbot reported a crash in cbq_normalize_quanta() caused
by an out of range cl->priority.

...

quoted

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: syzbot <redacted>

Fixes: tag?  -stable?

I guess I feel always a bit sad to add :

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")

Thanks !