mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-30 22:26:55 +00:00
netfilter: ip6t_REJECT: fix a dst leak in ipv6 REJECT
We should release dst if dst->error is set.
Bug introduced in 2.6.14 by commit e104411b82
([XFRM]: Always release dst_entry on error in xfrm_lookup)
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Cc: stable@kernel.org
Signed-off-by: Patrick McHardy <kaber@trash.net>
This commit is contained in:
parent
aea9d711f3
commit
499031ac8a
1 changed files with 4 additions and 2 deletions
|
@ -97,9 +97,11 @@ static void send_reset(struct net *net, struct sk_buff *oldskb)
|
|||
fl.fl_ip_dport = otcph.source;
|
||||
security_skb_classify_flow(oldskb, &fl);
|
||||
dst = ip6_route_output(net, NULL, &fl);
|
||||
if (dst == NULL)
|
||||
if (dst == NULL || dst->error) {
|
||||
dst_release(dst);
|
||||
return;
|
||||
if (dst->error || xfrm_lookup(net, &dst, &fl, NULL, 0))
|
||||
}
|
||||
if (xfrm_lookup(net, &dst, &fl, NULL, 0))
|
||||
return;
|
||||
|
||||
hh_len = (dst->dev->hard_header_len + 15)&~15;
|
||||
|
|
Loading…
Reference in a new issue