| Package | Affected versions | Patched versions |
|---|---|---|
| elasticsearch | ≥ 8.0.0, < 8.19.20≥ 9.0.0, < 9.4.5≥ 9.5.0, < 9.5.1 | 8.19.209.4.59.5.1 |
Memory Allocation with Excessive Size Value (CWE-789) in Elasticsearch can lead to denial of service via Excessive Allocation (CAPEC-130). An authenticated user holding only read privileges on a single index can submit one small, specially crafted search request that causes an excessively large memory allocation, exhausting the JVM heap and terminating the affected node.
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