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(parent: e1ad897) | patch
RDMA/addr: Be strict with gid size
authorLeon Romanovsky <leonro@nvidia.com>
Mon, 5 Apr 2021 07:44:34 +0000 (10:44 +0300)
committerJason Gunthorpe <jgg@nvidia.com>
Thu, 8 Apr 2021 19:14:56 +0000 (16:14 -0300)
commitd1c803a9ccd7bd3aff5e989ccfb39ed3b799b975
treee2702fb118821550e708e9cadd2c88161619ba85tree | snapshot
parente1ad897b9c738d5550be6762bf3a6ef1672259a4commit | diff
RDMA/addr: Be strict with gid size

The nla_len() is less than or equal to 16.  If it's less than 16 then end
of the "gid" buffer is uninitialized.

Fixes: ae43f8286730 ("IB/core: Add IP to GID netlink offload")
Link: https://lore.kernel.org/r/20210405074434.264221-1-leon@kernel.org
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mark Bloch <mbloch@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
drivers/infiniband/core/addr.c diff | blob | history
Domain: System / Kernel;