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reject fuzz inputs with invisible characters

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This commit is contained in:
John Turner
2025-11-17 22:45:41 +00:00
parent 63db65b2f0
commit dc47258841
1 changed files with 4 additions and 0 deletions
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4
fuzz/fuzz.rs
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@@ -41,6 +41,10 @@ pub unsafe extern "C" fn LLVMFuzzerTestOneInput(input: *const u8, len: usize) ->
Err(_) => return -1, Err(_) => return -1,
}; };
if !str.chars().all(|c| c.is_ascii_graphic()) {
return -1;
}
let atom = str.trim(); let atom = str.trim();
let mut stdin = PY_PROCESS.stdin.lock().expect("failed to get stdin lock"); let mut stdin = PY_PROCESS.stdin.lock().expect("failed to get stdin lock");