bpf: Use correct permission flag for mixed signed bounds arithmetic

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[ Upstream commit 9601148392 ]

We forbid adding unknown scalars with mixed signed bounds due to the
spectre v1 masking mitigation. Hence this also needs bypass_spec_v1
flag instead of allow_ptr_leaks.

Fixes: 2c78ee898d ("bpf: Implement CAP_BPF")
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Reviewed-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Daniel Borkmann 2021-03-23 08:32:59 +01:00 • committed by Greg Kroah-Hartman

parent 8d7906c548

commit 4f3ff11204

1 changed files with 1 additions and 1 deletions

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kernel/bpf/verifier.c

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