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| author | John Turner <jturner.usa@gmail.com> | 2025-11-17 22:45:41 +0000 |
|---|---|---|
| committer | John Turner <jturner.usa@gmail.com> | 2025-11-17 22:45:41 +0000 |
| commit | dc4725884107fe3c6f0853f2aebae5652e7d8fe2 (patch) | |
| tree | 8c8cd1908cea4fbe22371a5ba3917aef8379819b /fuzz/fuzz.rs | |
| parent | 63db65b2f0d85a41a0ceb38460b7970c5ce8b1ac (diff) | |
| download | gentoo-utils-dc4725884107fe3c6f0853f2aebae5652e7d8fe2.tar.gz | |
reject fuzz inputs with invisible characters
Diffstat (limited to 'fuzz/fuzz.rs')
| -rw-r--r-- | fuzz/fuzz.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fuzz/fuzz.rs b/fuzz/fuzz.rs index fd01914..8fadc86 100644 --- a/fuzz/fuzz.rs +++ b/fuzz/fuzz.rs @@ -41,6 +41,10 @@ pub unsafe extern "C" fn LLVMFuzzerTestOneInput(input: *const u8, len: usize) -> Err(_) => return -1, }; + if !str.chars().all(|c| c.is_ascii_graphic()) { + return -1; + } + let atom = str.trim(); let mut stdin = PY_PROCESS.stdin.lock().expect("failed to get stdin lock"); |