CVE-2024-57823
CVE-2024-57823 is a critical-severity vulnerability in Librdf Raptor Rdf Syntax Library with a CVSS 3.x base score of 9.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-191.
Key facts
- Severity: Critical (CVSS 3.x base score 9.3)
- EPSS exploit prediction: 0% (23rd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-53767
- Weakness: CWE-191
- Affected product: Librdf Raptor Rdf Syntax Library
- Published:
- Last modified:
Description
In Raptor RDF Syntax Library through 2.0.16, there is an integer underflow when normalizing a URI with the turtle parser in raptor_uri_normalize_path().
Frequently asked questions
- What is CVE-2024-57823?
- In Raptor RDF Syntax Library through 2.0.16, there is an integer underflow when normalizing a URI with the turtle parser in raptor_uri_normalize_path().
- How severe is CVE-2024-57823?
- CVE-2024-57823 has a CVSS 3.x base score of 9.3, rated critical severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2024-57823 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-57823?
- CVE-2024-57823 affects Librdf Raptor Rdf Syntax Library. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2024-57823?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- Does CVE-2024-57823 have an EU (EUVD) identifier?
- Yes. CVE-2024-57823 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-53767.
- When was CVE-2024-57823 published?
- CVE-2024-57823 was published on 2025-01-10 and last updated on 2026-06-17.
References
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1067896
- https://github.com/dajobe/raptor/issues/70
- https://github.com/pedrib/PoC/blob/master/fuzzing/raptor-fuzz.md
- https://lists.debian.org/debian-lts-announce/2025/10/msg00023.html
Affected products (1)
- cpe:2.3:a:librdf:raptor_rdf_syntax_library:*:*:*:*:*:*:*:*
More vulnerabilities in Librdf Raptor Rdf Syntax Library
- CVE-2017-18926 — High (CVSS 7.1): raptor_xml_writer_start_element_common in raptor_xml_writer.c in Raptor RDF Syntax Library 2.0.15 miscalculates the…
- CVE-2020-25713 — Medium (CVSS 6.5): A malformed input file can lead to a segfault due to an out of bounds array access in…
- CVE-2024-57822 — Medium (CVSS 4.0): In Raptor RDF Syntax Library through 2.0.16, there is a heap-based buffer over-read when parsing triples with the…
All CVEs affecting Librdf Raptor Rdf Syntax Library →
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