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Date: Thu, 31 May 2012 18:21:45 -0400 (EDT) From: David Miller <davem@...emloft.net> To: jasowang@...hat.com Cc: netdev@...r.kernel.org, edumazet@...gle.com, mst@...hat.com, linux-kernel@...r.kernel.org, stable@...r.kernel.org Subject: Re: [V2 PATCH] net: sock: validate data_len before allocating skb in sock_alloc_send_pskb() From: Jason Wang <jasowang@...hat.com> Date: Thu, 31 May 2012 15:18:10 +0800 > We need to validate the number of pages consumed by data_len, otherwise frags > array could be overflowed by userspace. So this patch validate data_len and > return -EMSGSIZE when data_len may occupies more frags than MAX_SKB_FRAGS. > > Signed-off-by: Jason Wang <jasowang@...hat.com> Applied and queued up for -stable. Please do not add explicit stable CC:'s to networking patches, I queue appropriate changes up myself, and submit them only when I feel that the change has had sufficient exposure and testing in Linus's tree. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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