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fix panics with misformed demos and incorrect length values

This commit is contained in:
Robin Appelman 2020-01-19 20:25:13 +01:00
commit e77770c780
5 changed files with 502 additions and 2 deletions

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24
fuzz/Cargo.toml Normal file
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@ -0,0 +1,24 @@
[package]
name = "tf-demo-parser-fuzz"
version = "0.0.0"
authors = ["Automatically generated"]
publish = false
edition = "2018"
[package.metadata]
cargo-fuzz = true
[dependencies]
libfuzzer-sys = "0.2"
[dependencies.tf-demo-parser]
path = ".."
# Prevent this from interfering with workspaces
[workspace]
members = ["."]
[[bin]]
name = "fuzz_target_1"
path = "fuzz_targets/fuzz_target_1.rs"

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@ -0,0 +1,13 @@
#![no_main]
use libfuzzer_sys::fuzz_target;
pub use tf_demo_parser::{Demo, DemoParser, Parse, ParseError, ParserState, Stream};
fn fuzz(data: &[u8]) {
let data = data.to_vec();
let demo = Demo::new(data);
let parser = DemoParser::new_all(demo.get_stream());
let _ = parser.parse();
}
fuzz_target!(|data: &[u8]| { fuzz(data) });