nschloe meshio VTK Reader _vtk_42.py memory allocation
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
- Exploitation: none
- Automatable: yes
- Technical impact: partial
Summary
The nschloe meshio library (a Python tool for reading and writing mesh files), up to version 5.3.5, is affected in its VTK file reader. A specially crafted file with a manipulated DIMENSIONS value can cause the software to allocate memory without limit, which may crash it or make it unresponsive.
Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.
Read the original description
A weakness has been identified in nschloe meshio up to 5.3.5. Impacted is an unknown function of the file meshio/_vtk_42.py of the component VTK Reader. Executing a manipulation of the argument DIMENSIONS can lead to uncontrolled memory allocation. The attack can be executed remotely. The project was informed of the problem early through an issue report but has not responded yet.
Timeline
- CVE published
- First seen by cve.now
- CISA SSVC assessment
Exploitation: none · Automatable: yes · Technical impact: partial
- Record last updated
Affected versions
- nschloe meshio
5.3.0, 5.3.1, 5.3.2, 5.3.3, 5.3.4, 5.3.5