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| author |   Andrii Nakryiko <andrii@kernel.org> | 2021-11-23 16:23:23 -0800 |
|---|---|---|
| committer |   Daniel Borkmann <daniel@iogearbox.net> | 2021-11-26 00:15:03 +0100 |
| commit | 57428298b5acf2ba2dd98359c532774f6eaeecb3 (patch) | |
| tree | 28e480c67e6e746dc4bea684bc49a9be49303cc4 /tools/testing/selftests/bpf/prog_tests/prog_array_init.c | |
| parent | selftests/bpf: Fix misaligned memory access in queue_stack_map test (diff) | |
| download | wireguard-linux-57428298b5acf2ba2dd98359c532774f6eaeecb3.tar.xz wireguard-linux-57428298b5acf2ba2dd98359c532774f6eaeecb3.zip | |
selftests/bpf: Prevent out-of-bounds stack access in test_bpffs
Buf can be not zero-terminated leading to strstr() to access data beyond
the intended buf[] array. Fix by forcing zero termination.
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20211124002325.1737739-12-andrii@kernel.org
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/prog_array_init.c')
0 files changed, 0 insertions, 0 deletions