Resource budgets not enforced on the typed deserialization path
Exact source revision recorded 24 Oct 2026 13:19:54 UTC. It does not establish the source's current position. Latest evidence.
osv · RUSTSEC-2026-0333
Published`ParserConfig::max_events`, `max_nodes`, `max_total_scalar_bytes`, `max_merge_keys`, `alias_anchor_ratio` and the alias jump factor were enforced only by the two `Value` loaders. A typed target with a default-shaped configuration is served by the streaming deserializer, which never read those fields, so tightening any of them had no effect on `from_str::<T>` for a struct target. The default document-length, depth and alias-count caps were enforced on every path, so no input was unbounded; the gap affects callers who tightened the other budgets for hostile input. Version 0.0.53 charges every budget on the streaming path as well and adds cross-path parity tests. Users who cannot upgrade can deserialize into `noyalib::Value` first and convert with `from_value`, or rely on `max_document_length` and `max_depth`, which were always applied on every path.
- Source published
- 6 Oct 2026 12:00:00 UTC
- Source modified
- 8 Oct 2026 15:00:03 UTC
- Observed here
- 24 Oct 2026 13:19:54 UTC
- Source terms
- OSV · upstream source license applies
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