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| author | Jeff Moyer <[email protected]> | 2018-12-11 17:37:49 +0000 |
|---|---|---|
| committer | Al Viro <[email protected]> | 2018-12-11 19:32:14 +0000 |
| commit | 0afa99648350dbd6d08ee3efd2376db240a6c458 (patch) | |
| tree | 0700011140ed21d2636f3ee0e665d0529e88befb /drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | |
| parent | afs: Use d_instantiate() rather than d_add() and don't d_drop() (diff) | |
| download | kernel-0afa99648350dbd6d08ee3efd2376db240a6c458.tar.gz kernel-0afa99648350dbd6d08ee3efd2376db240a6c458.zip | |
aio: fix spectre gadget in lookup_ioctx
Matthew pointed out that the ioctx_table is susceptible to spectre v1,
because the index can be controlled by an attacker. The below patch
should mitigate the attack for all of the aio system calls.
Reported-by: Matthew Wilcox <[email protected]>
Signed-off-by: Jeff Moyer <[email protected]>
Signed-off-by: Al Viro <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c')
0 files changed, 0 insertions, 0 deletions