linux-stable/net/ipv6/netfilter
Xin Long a482c5e00a netfilter: ip6t_rt: fix rt0_hdr parsing in rt_mt6
In rt_mt6(), when it's a nonlinear skb, the 1st skb_header_pointer()
only copies sizeof(struct ipv6_rt_hdr) to _route that rh points to.
The access by ((const struct rt0_hdr *)rh)->reserved will overflow
the buffer. So this access should be moved below the 2nd call to
skb_header_pointer().

Besides, after the 2nd skb_header_pointer(), its return value should
also be checked, othersize, *rp may cause null-pointer-ref.

v1->v2:
  - clean up some old debugging log.

Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Acked-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2021-10-14 23:08:35 +02:00
..
Kconfig netfilter: nf_log_ipv6: merge with nf_log_syslog 2021-03-31 00:37:27 +02:00
Makefile netfilter: nf_log_ipv6: merge with nf_log_syslog 2021-03-31 00:37:27 +02:00
ip6_tables.c netfilter: ip6_tables: zero-initialize fragment offset 2021-09-15 17:00:28 +02:00
ip6t_NPT.c netfilter: ip6t_NPT: rewrite addresses in ICMPv6 original packet 2020-08-28 19:18:48 +02:00
ip6t_REJECT.c netfilter: use actual socket sk for REJECT action 2020-12-01 14:33:55 +01:00
ip6t_SYNPROXY.c netfilter: Add MODULE_DESCRIPTION entries to kernel modules 2020-06-25 00:50:31 +02:00
ip6t_ah.c netfilter: ip6tables: Remove redundant null checks 2020-07-29 20:39:43 +02:00
ip6t_eui64.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
ip6t_frag.c netfilter: ip6tables: Remove redundant null checks 2020-07-29 20:39:43 +02:00
ip6t_hbh.c netfilter: ip6tables: Remove redundant null checks 2020-07-29 20:39:43 +02:00
ip6t_ipv6header.c netfilter: move inline nf_ip6_ext_hdr() function to a more appropriate header. 2019-09-13 12:34:09 +02:00
ip6t_mh.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
ip6t_rpfilter.c netfilter: Fix rpfilter dropping vrf packets by mistake 2019-07-16 13:16:47 +02:00
ip6t_rt.c netfilter: ip6t_rt: fix rt0_hdr parsing in rt_mt6 2021-10-14 23:08:35 +02:00
ip6t_srh.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
ip6table_filter.c netfilter: x_tables: never register tables by default 2021-08-09 10:22:01 +02:00
ip6table_mangle.c netfilter: x_tables: never register tables by default 2021-08-09 10:22:01 +02:00
ip6table_nat.c netfilter: x_tables: never register tables by default 2021-08-09 10:22:01 +02:00
ip6table_raw.c netfilter: x_tables: never register tables by default 2021-08-09 10:22:01 +02:00
ip6table_security.c netfilter: x_tables: never register tables by default 2021-08-09 10:22:01 +02:00
nf_conntrack_reasm.c netfilter: conntrack: fix boot failure with nf_conntrack.enable_hooks=1 2021-09-28 13:04:55 +02:00
nf_defrag_ipv6_hooks.c netfilter: conntrack: fix boot failure with nf_conntrack.enable_hooks=1 2021-09-28 13:04:55 +02:00
nf_dup_ipv6.c netfilter: drop bridge nf reset from nf_reset 2019-10-01 18:42:15 +02:00
nf_flow_table_ipv6.c netfilter: Add MODULE_DESCRIPTION entries to kernel modules 2020-06-25 00:50:31 +02:00
nf_reject_ipv6.c selinux/stable-5.11 PR 20201214 2020-12-16 11:01:04 -08:00
nf_socket_ipv6.c netfilter: socket: icmp6: fix use-after-scope 2021-09-03 18:25:31 +02:00
nf_tproxy_ipv6.c netfilter: nft_tproxy: Fix typo in IPv6 module description. 2019-10-17 12:21:11 +02:00
nft_dup_ipv6.c netfilter: nftables: add nft_parse_register_load() and use it 2021-01-27 22:53:29 +01:00
nft_fib_ipv6.c netfilter: nft_fib_ipv6: skip ipv6 packets from any to link-local 2021-06-09 21:11:03 +02:00
nft_reject_ipv6.c netfilter: nf_tables: add and use nft_sk helper 2021-05-29 01:04:53 +02:00