diff options
| author | Alexander Richards <[email protected]> | 2024-01-11 15:04:48 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2024-01-15 23:35:37 +0000 |
| commit | 4630d5031cd87438cc14a4619b8d4148eef1405e (patch) | |
| tree | b38dcfdb2613a215e81b60833525f21e187ba5eb /drivers/gpu/drm/amd/amdgpu/atom.h | |
| parent | drm/amd/display: Add Replay IPS register for DMUB command table (diff) | |
| download | kernel-4630d5031cd87438cc14a4619b8d4148eef1405e.tar.gz kernel-4630d5031cd87438cc14a4619b8d4148eef1405e.zip | |
drm/amdgpu: check PS, WS index
Theoretically, it would be possible for a buggy or malicious VBIOS to
overwrite past the bounds of the passed parameters (or its own
workspace); add bounds checking to prevent this from happening.
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3093
Signed-off-by: Alexander Richards <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/atom.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/atom.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/atom.h b/drivers/gpu/drm/amd/amdgpu/atom.h index c11cf18a0f18..b807f6639a4c 100644 --- a/drivers/gpu/drm/amd/amdgpu/atom.h +++ b/drivers/gpu/drm/amd/amdgpu/atom.h @@ -156,7 +156,7 @@ struct atom_context { extern int amdgpu_atom_debug; struct atom_context *amdgpu_atom_parse(struct card_info *card, void *bios); -int amdgpu_atom_execute_table(struct atom_context *ctx, int index, uint32_t *params); +int amdgpu_atom_execute_table(struct atom_context *ctx, int index, uint32_t *params, int params_size); int amdgpu_atom_asic_init(struct atom_context *ctx); void amdgpu_atom_destroy(struct atom_context *ctx); bool amdgpu_atom_parse_data_header(struct atom_context *ctx, int index, uint16_t *size, |