viirya commented on code in PR #8097:
URL: https://github.com/apache/arrow-rs/pull/8097#discussion_r2263641468
##########
arrow-ipc/src/reader.rs:
##########
@@ -1402,7 +1402,12 @@ impl<R: Read> StreamReader<R> {
i32::from_le_bytes(meta_size)
};
- let mut meta_buffer = vec![0; meta_len as usize];
+ let Ok(meta_len) = usize::try_from(meta_len) else {
+ return Err(ArrowError::ParseError(format!(
+ "Invalid metadata length: {meta_len}"
+ )));
+ };
Review Comment:
```suggestion
let meta_len = usize::try_from(meta_len)
.map_err(|_| ArrowError::ParseError(format!("Invalid metadata
length: {meta_len}")))?;
```
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