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6.5

Apache Hive may crash when processing malicious YAML files

published 28 days ago
Summary

Apache Hive uses a component that reads YAML data. If someone supplies specially crafted YAML, the system can become very slow or stop working, affecting availability. Update Hive to the latest version or apply the vendor's recommended fix to protect against this risk.

What to do
  • Update cleanstart apache-hive to version 3.1.3-r3.
Affected software
Ecosystem VendorProductAffected versions
CleanStart cleanstart apache-hive < 3.1.3-r3
Fix: upgrade to 3.1.3-r3
Original advisory text
Using snakeYAML to parse untrusted YAML files may be vulnerable to Denial of Service attacks (DOS)
Security vulnerability affects the apache-hive package. Using snakeYAML to parse untrusted YAML files may be vulnerable to Denial of Service attacks (DOS).
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
6.5 Medium
Timeline
Published8 Oct 2026
Updated8 Oct 2026
First seen8 Oct 2026
Sources
CLEANSTART-2026-UI28748 · OSV
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