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dccp: CVE-2017-8824: use-after-free in DCCP code
authorMohamed Ghannam <simo.ghannam@gmail.com>
Tue, 5 Dec 2017 20:58:35 +0000 (20:58 +0000)
committerDavid S. Miller <davem@davemloft.net>
Tue, 5 Dec 2017 23:08:53 +0000 (18:08 -0500)
commit69c64866ce072dea1d1e59a0d61e0f66c0dffb76
treed4587f7c9475921120c56fa9e11d5ec0ea3d074dtree | snapshot
parentd7efc6c11b277d9d80b99b1334a78bfe7d7edf10commit | diff
dccp: CVE-2017-8824: use-after-free in DCCP code

Whenever the sock object is in DCCP_CLOSED state,
dccp_disconnect() must free dccps_hc_tx_ccid and
dccps_hc_rx_ccid and set to NULL.

Signed-off-by: Mohamed Ghannam <simo.ghannam@gmail.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/dccp/proto.c diff | blob | history
John Crispins staging tree