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| author | Jiri Olsa <jolsa@kernel.org> | 2026-06-11 14:42:24 +0300 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2026-06-15 03:24:25 +0300 |
| commit | 4d87a251d45b4a95eb4c0abcfab809c9f231258a (patch) | |
| tree | 28b4b3383f3e1e42fedc8af984f598b6bd8d67fd /include/uapi/linux | |
| parent | 16deef8de06ed69aa79d037a168a70407a84a5ca (diff) | |
| download | linux-4d87a251d45b4a95eb4c0abcfab809c9f231258a.tar.xz | |
bpf: Guard __get_user acesss with access_ok for uprobe_multi data
As reported by sashiko [1] we need to use access_ok to check the user
space data bounds before we use __get-user to get it.
[1] https://lore.kernel.org/bpf/20260610145235.CB1441F00893@smtp.kernel.org/
Fixes: 0b779b61f651 ("bpf: Add cookies support for uprobe_multi link")
Fixes: 89ae89f53d20 ("bpf: Add multi uprobe link")
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Link: https://lore.kernel.org/r/20260611114230.950379-2-jolsa@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'include/uapi/linux')
0 files changed, 0 insertions, 0 deletions