| Package | Affected versions | Patched versions |
|---|---|---|
| org.elasticsearch:elasticsearch-grok | ≥ 7.17.0, < 8.15.1 | 8.15.1 |
| elasticsearch | ≥ 7.17.0, < 8.15.1 | 8.15.1 |
A flaw was discovered in Elasticsearch, where a large recursion using the innerForbidCircularReferences function of the PatternBank class could cause the Elasticsearch node to crash.
A successful attack requires a malicious user to have read_pipeline Elasticsearch cluster privilege assigned to them.
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