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| author | Harshit Mogalapalli <harshit.m.mogalapalli@oracle.com> | 2022-12-12 05:08:28 -0800 |
|---|---|---|
| committer | Luiz Augusto von Dentz <luiz.von.dentz@intel.com> | 2023-01-17 15:50:10 -0800 |
| commit | 2185e0fdbb2137f22a9dd9fcbf6481400d56299b (patch) | |
| tree | 10109024e42061c9c3f596951f1faf0401c842a1 /tools/perf/scripts/python/mem-phys-addr.py | |
| parent | 1f3bd64ad921f051254591fbed04fd30b306cde6 (diff) | |
Bluetooth: Fix a buffer overflow in mgmt_mesh_add()
Smatch Warning:
net/bluetooth/mgmt_util.c:375 mgmt_mesh_add() error: __memcpy()
'mesh_tx->param' too small (48 vs 50)
Analysis:
'mesh_tx->param' is array of size 48. This is the destination.
u8 param[sizeof(struct mgmt_cp_mesh_send) + 29]; // 19 + 29 = 48.
But in the caller 'mesh_send' we reject only when len > 50.
len > (MGMT_MESH_SEND_SIZE + 31) // 19 + 31 = 50.
Fixes: b338d91703fa ("Bluetooth: Implement support for Mesh")
Signed-off-by: Harshit Mogalapalli <harshit.m.mogalapalli@oracle.com>
Signed-off-by: Brian Gix <brian.gix@intel.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Diffstat (limited to 'tools/perf/scripts/python/mem-phys-addr.py')
0 files changed, 0 insertions, 0 deletions