]> git.baikalelectronics.ru Git - kernel.git/commit
net/packet: fix memory leak in packet_set_ring()
authorEric Dumazet <edumazet@google.com>
Mon, 24 Jun 2019 09:38:20 +0000 (02:38 -0700)
committerDavid S. Miller <davem@davemloft.net>
Mon, 24 Jun 2019 14:57:59 +0000 (07:57 -0700)
commitfabc437bc35faf09bf53136823aef561cafe486a
tree38288bcb9ab2cfdfb597a9872e82ba3bf9dddb44
parent69142d0d9ce315dddaae70e3be6a9c11ccfbd5d4
net/packet: fix memory leak in packet_set_ring()

syzbot found we can leak memory in packet_set_ring(), if user application
provides buggy parameters.

Fixes: e51da4d6d3ed ("af_packet: TX_RING support for TPACKET_V3")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Reported-by: syzbot <syzkaller@googlegroups.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/packet/af_packet.c