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| author | Jerry Snitselaar <jsnitsel@redhat.com> | 2017-03-10 17:46:04 -0700 |
|---|---|---|
| committer | Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> | 2017-04-03 22:46:02 +0300 |
| commit | 8569defde8057258835c51ce01a33de82e14b148 (patch) | |
| tree | 6002ee224bde87f3a163f5e2656847d3731eb0c8 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | 4d57856a21ed2abe33412e0526cc84bdcf67ea08 (diff) | |
tpm_crb: check for bad response size
Make sure size of response buffer is at least 6 bytes, or
we will underflow and pass large size_t to memcpy_fromio().
This was encountered while testing earlier version of
locality patchset.
Cc: stable@vger.kernel.org
Fixes: 30fc8d138e912 ("tpm: TPM 2.0 CRB Interface")
Signed-off-by: Jerry Snitselaar <jsnitsel@redhat.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions