cvedb.io
CVE-2022-40303
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2022-11-23T00:15:11.007 · Last modified 2026-06-17T05:01:16.323

Summary

An issue was discovered in libxml2 before 2.10.3. When parsing a multi-gigabyte XML document with the XML_PARSE_HUGE parser option enabled, several integer counters can overflow. This results in an attempt to access an array at a negative 2GB offset, typically leading to a segmentation fault.

Affected products

xmlsoft — libxml2

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.