diff options
| author | Jann Horn <jannh@google.com> | 2017-12-18 20:11:58 -0800 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2017-12-21 02:15:41 +0100 |
| commit | a5ec6ae161d72f01411169a938fa5f8baea16e8f (patch) | |
| tree | ac35208d260c569dff7eb526c5db93536e07b0f5 /include | |
| parent | ea25f914dc164c8d56b36147ecc86bc65f83c469 (diff) | |
bpf: force strict alignment checks for stack pointers
Force strict alignment checks for stack pointers because the tracking of
stack spills relies on it; unaligned stack accesses can lead to corruption
of spilled registers, which is exploitable.
Fixes: f1174f77b50c ("bpf/verifier: rework value tracking")
Signed-off-by: Jann Horn <jannh@google.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'include')
0 files changed, 0 insertions, 0 deletions