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| author |   Eric Dumazet <edumazet@google.com> | 2018-09-30 11:33:39 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-10-02 22:32:05 -0700 |
| commit | 64199fc0a46ba211362472f7f942f900af9492fd (patch) | |
| tree | 35b727833c02a05799aa522edde425018b33160a /net/ieee802154 | |
| parent | Merge tag 'mlx5-fixes-2018-10-01' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux (diff) | |
| download | linux-dev-64199fc0a46ba211362472f7f942f900af9492fd.tar.xz linux-dev-64199fc0a46ba211362472f7f942f900af9492fd.zip | |
ipv4: fix use-after-free in ip_cmsg_recv_dstaddr()
Caching ip_hdr(skb) before a call to pskb_may_pull() is buggy,
do not do it.
Fixes: 2efd4fca703a ("ip: in cmsg IP(V6)_ORIGDSTADDR call pskb_may_pull")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Willem de Bruijn <willemb@google.com>
Reported-by: syzbot <syzkaller@googlegroups.com>
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ieee802154')
0 files changed, 0 insertions, 0 deletions