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| author | Masami Hiramatsu (Google) <mhiramat@kernel.org> | 2024-03-01 03:18:24 +0300 |
|---|---|---|
| committer | Masami Hiramatsu (Google) <mhiramat@kernel.org> | 2024-03-01 03:18:24 +0300 |
| commit | 6572786006fa96ad2c35bb31757f1f861298093b (patch) | |
| tree | 4e8e831e71951573c20caeaf5ab23843027db60a /tools/perf/scripts/python/export-to-sqlite.py | |
| parent | b401b621758e46812da61fa58a67c3fd8d91de0d (diff) | |
| download | linux-6572786006fa96ad2c35bb31757f1f861298093b.tar.xz | |
fprobe: Fix to allocate entry_data_size buffer with rethook instances
Fix to allocate fprobe::entry_data_size buffer with rethook instances.
If fprobe doesn't allocate entry_data_size buffer for each rethook instance,
fprobe entry handler can cause a buffer overrun when storing entry data in
entry handler.
Link: https://lore.kernel.org/all/170920576727.107552.638161246679734051.stgit@devnote2/
Reported-by: Jiri Olsa <olsajiri@gmail.com>
Closes: https://lore.kernel.org/all/Zd9eBn2FTQzYyg7L@krava/
Fixes: 4bbd93455659 ("kprobes: kretprobe scalability improvement")
Cc: stable@vger.kernel.org
Tested-by: Jiri Olsa <olsajiri@gmail.com>
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/export-to-sqlite.py')
0 files changed, 0 insertions, 0 deletions