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
next prev parent reply other threads:[~2026-01-04 16:24 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-18 10:43 bpf: xdp: unhandled error in xdp_test_run_init_page() leads to crash Yinhao Hu
2025-12-18 18:26 ` Martin KaFai Lau
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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