diff options
| author | Eric Dumazet <[email protected]> | 2018-09-30 18:33:39 +0000 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2018-10-03 05:32:05 +0000 |
| commit | 64199fc0a46ba211362472f7f942f900af9492fd (patch) | |
| tree | 35b727833c02a05799aa522edde425018b33160a /net/tipc/socket.c | |
| parent | Merge tag 'mlx5-fixes-2018-10-01' of git://git.kernel.org/pub/scm/linux/kerne... (diff) | |
| download | kernel-64199fc0a46ba211362472f7f942f900af9492fd.tar.gz kernel-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 <[email protected]>
Cc: Willem de Bruijn <[email protected]>
Reported-by: syzbot <[email protected]>
Acked-by: Willem de Bruijn <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'net/tipc/socket.c')
0 files changed, 0 insertions, 0 deletions