diff options
| author | Patrick McHardy <kaber@trash.net> | 2007-01-09 00:03:26 -0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-01-09 00:30:07 -0800 |
| commit | 88044c8c9635b2ec67a27c6f334965e5b97eb2c7 (patch) | |
| tree | 281c94c650cb870d1af89fe1baf26fce9536472b /net | |
| parent | c1d2a1965a00693bddaddf75d57488a0d8e891af (diff) | |
| download | lwn-88044c8c9635b2ec67a27c6f334965e5b97eb2c7.tar.gz lwn-88044c8c9635b2ec67a27c6f334965e5b97eb2c7.zip | |
[NETFILTER]: nf_conntrack_netbios_ns: fix uninitialized member in expectation
->helper is uninitialized in the expectation registered by the netbios_ns
helper and it later copied to the expected connection, which causes invalid
memory dereferences when trying to call the helper.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/netfilter/nf_conntrack_netbios_ns.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/netfilter/nf_conntrack_netbios_ns.c b/net/netfilter/nf_conntrack_netbios_ns.c index a5b234e444dc..2a48efdf0d67 100644 --- a/net/netfilter/nf_conntrack_netbios_ns.c +++ b/net/netfilter/nf_conntrack_netbios_ns.c @@ -89,6 +89,7 @@ static int help(struct sk_buff **pskb, unsigned int protoff, exp->expectfn = NULL; exp->flags = NF_CT_EXPECT_PERMANENT; + exp->helper = NULL; nf_conntrack_expect_related(exp); nf_conntrack_expect_put(exp); |