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| author | James <> | 2015-11-04 11:49:21 +0000 |
|---|---|---|
| committer | James <> | 2015-11-04 11:49:21 +0000 |
| commit | 716ca530e1c4515d8683c9d5be3d56b301758b66 (patch) | |
| tree | 700eb5bcc1a462a5f21dcec15ce7c97ecfefa772 /target/linux/generic/patches-3.18/612-netfilter_match_reduce_memory_access.patch | |
| download | trunk-47381-716ca530e1c4515d8683c9d5be3d56b301758b66.tar.gz trunk-47381-716ca530e1c4515d8683c9d5be3d56b301758b66.tar.bz2 trunk-47381-716ca530e1c4515d8683c9d5be3d56b301758b66.zip | |
Diffstat (limited to 'target/linux/generic/patches-3.18/612-netfilter_match_reduce_memory_access.patch')
| -rw-r--r-- | target/linux/generic/patches-3.18/612-netfilter_match_reduce_memory_access.patch | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.18/612-netfilter_match_reduce_memory_access.patch b/target/linux/generic/patches-3.18/612-netfilter_match_reduce_memory_access.patch new file mode 100644 index 0000000..72172d8 --- /dev/null +++ b/target/linux/generic/patches-3.18/612-netfilter_match_reduce_memory_access.patch @@ -0,0 +1,16 @@ +--- a/net/ipv4/netfilter/ip_tables.c ++++ b/net/ipv4/netfilter/ip_tables.c +@@ -85,9 +85,11 @@ ip_packet_match(const struct iphdr *ip, + if (ipinfo->flags & IPT_F_NO_DEF_MATCH) + return true; + +- if (FWINV((ip->saddr&ipinfo->smsk.s_addr) != ipinfo->src.s_addr, ++ if (FWINV(ipinfo->smsk.s_addr && ++ (ip->saddr&ipinfo->smsk.s_addr) != ipinfo->src.s_addr, + IPT_INV_SRCIP) || +- FWINV((ip->daddr&ipinfo->dmsk.s_addr) != ipinfo->dst.s_addr, ++ FWINV(ipinfo->dmsk.s_addr && ++ (ip->daddr&ipinfo->dmsk.s_addr) != ipinfo->dst.s_addr, + IPT_INV_DSTIP)) { + dprintf("Source or dest mismatch.\n"); + |