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| author | Mathias Krause <minipli@googlemail.com> | 2012-08-15 13:31:54 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-08-16 06:36:31 +0200 |
| commit | 276bdb82dedb290511467a5a4fdbe9f0b52dce6f (patch) | |
| tree | 0882e07c971f4254c5fe07c0e3eefadb8c6cfda0 /drivers | |
| parent | llc: fix info leak via getsockname() (diff) | |
| download | linux-276bdb82dedb290511467a5a4fdbe9f0b52dce6f.tar.xz linux-276bdb82dedb290511467a5a4fdbe9f0b52dce6f.zip | |
dccp: check ccid before dereferencing
ccid_hc_rx_getsockopt() and ccid_hc_tx_getsockopt() might be called with
a NULL ccid pointer leading to a NULL pointer dereference. This could
lead to a privilege escalation if the attacker is able to map page 0 and
prepare it with a fake ccid_ops pointer.
Signed-off-by: Mathias Krause <minipli@googlemail.com>
Cc: Gerrit Renker <gerrit@erg.abdn.ac.uk>
Cc: stable@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
0 files changed, 0 insertions, 0 deletions