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| author | Keith Busch <keith.busch@intel.com> | 2018-11-07 07:37:45 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2018-11-07 15:41:31 -0700 |
| commit | f3587d76da05f68098ddb1cb3c98cc6a9e8a402c (patch) | |
| tree | 8b63b149df907b539e68069d20bcfcfd1480a06d /arch/um | |
| parent | e31d36b0a453d581fb077fce6883811c5e14874d (diff) | |
| download | linux-f3587d76da05f68098ddb1cb3c98cc6a9e8a402c.tar.bz2 | |
block: Clear kernel memory before copying to user
If the kernel allocates a bounce buffer for user read data, this memory
needs to be cleared before copying it to the user, otherwise it may leak
kernel memory to user space.
Laurence Oberman <loberman@redhat.com>
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'arch/um')
0 files changed, 0 insertions, 0 deletions