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From: KaFai Wan <kafai.wan@linux.dev>
To: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org,
	martin.lau@linux.dev, eddyz87@gmail.com, song@kernel.org,
	yonghong.song@linux.dev, john.fastabend@gmail.com,
	kpsingh@kernel.org, sdf@fomichev.me, haoluo@google.com,
	jolsa@kernel.org, davem@davemloft.net, edumazet@google.com,
	kuba@kernel.org, pabeni@redhat.com, horms@kernel.org,
	hawk@kernel.org, shuah@kernel.org, aleksander.lobakin@intel.com,
	toke@redhat.com, bpf@vger.kernel.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org
Cc: KaFai Wan <kafai.wan@linux.dev>
Subject: [PATCH bpf-next 0/2] bpf, test_run: Fix user-memory-access vulnerability for LIVE_FRAMES
Date: Mon,  5 Jan 2026 00:23:48 +0800	[thread overview]
Message-ID: <20260104162350.347403-1-kafai.wan@linux.dev> (raw)
In-Reply-To: <fa2be179-bad7-4ee3-8668-4903d1853461@hust.edu.cn>

This small patchset is about avoid user-memory-access vulnerability
for LIVE_FRAMES at specific xdp_md context.

---
KaFai Wan (2):
  bpf, test_run: Fix user-memory-access vulnerability for LIVE_FRAMES
  selftests/bpf: Add test for xdp_md context with LIVE_FRAMES in
    BPF_PROG_TEST_RUN

 net/bpf/test_run.c                            | 23 +++++++++----------
 .../bpf/prog_tests/xdp_context_test_run.c     | 19 +++++++++++++++
 .../bpf/prog_tests/xdp_do_redirect.c          |  6 ++---
 .../bpf/progs/test_xdp_context_test_run.c     |  6 +++++
 4 files changed, 39 insertions(+), 15 deletions(-)

-- 
2.43.0


       reply	other threads:[~2026-01-04 16:25 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <fa2be179-bad7-4ee3-8668-4903d1853461@hust.edu.cn>
2026-01-04 16:23 ` KaFai Wan [this message]
2026-01-04 16:23   ` [PATCH bpf-next 1/2] bpf, test_run: Fix user-memory-access vulnerability for LIVE_FRAMES KaFai Wan
2026-01-05 10:46     ` Toke Høiland-Jørgensen
2026-01-05 13:22       ` KaFai Wan
2026-01-05 16:43         ` Toke Høiland-Jørgensen
2026-01-06 13:53           ` KaFai Wan
2026-01-04 16:23   ` [PATCH bpf-next 2/2] selftests/bpf: Add test for xdp_md context with LIVE_FRAMES in BPF_PROG_TEST_RUN KaFai Wan
2026-01-05  8:07   ` [syzbot ci] Re: bpf, test_run: Fix user-memory-access vulnerability for LIVE_FRAMES syzbot ci

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