Messages in this thread | | | From | "David S. Miller" <> | Date | Thu, 15 Mar 2001 23:07:02 -0800 (PST) | Subject | Re: [CHECKER] 9 potential copy_*_user bugs in 2.4.1 |
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Dawson Engler writes: > --------------------------------------------------------- > [UNKNOWN] I'm not sure about this: "csum_partial_*" calls the generic > cksum routine which does guard against user pointers --- > is this redundant paranoia in this case? > > /u2/engler/mc/oses/linux/2.4.1/net/ipv4/tcp_output.c:643:tcp_retrans_try_collapse: ERROR:PARAM:651:643: tainted var 'skb_put' (from line 651) used as arg 0 to '__constant_memcpy'
csum_partial_copy_nocheck works on kernel pointers.
Later, David S. Miller davem@redhat.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.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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