Integer overflow in src/backend/executor/nodeHash.c in PostgreSQL 8.4.1 and earlier, and 8.5 through 8.5alpha2, allows remote authenticated users to cause a denial of service (daemon crash) via a SELECT statement with many LEFT JOIN clauses, related to certain hashtable size calculations.
2010-03-19T19:30:00.547
2025-04-11T00:51:21.963
Deferred
CVSSv2: 3.5 (LOW)
AV:N/AC:M/Au:S/C:N/I:N/A:P
6.8
2.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | postgresql | postgresql | ≤ 8.4.1 | Yes |
| Application | postgresql | postgresql | 8.0 | Yes |
| Application | postgresql | postgresql | 8.0.0 | Yes |
| Application | postgresql | postgresql | 8.0.1 | Yes |
| Application | postgresql | postgresql | 8.0.2 | Yes |
| Application | postgresql | postgresql | 8.0.3 | Yes |
| Application | postgresql | postgresql | 8.0.4 | Yes |
| Application | postgresql | postgresql | 8.0.5 | Yes |
| Application | postgresql | postgresql | 8.0.6 | Yes |
| Application | postgresql | postgresql | 8.0.7 | Yes |
| Application | postgresql | postgresql | 8.0.8 | Yes |
| Application | postgresql | postgresql | 8.0.9 | Yes |
| Application | postgresql | postgresql | 8.0.10 | Yes |
| Application | postgresql | postgresql | 8.0.11 | Yes |
| Application | postgresql | postgresql | 8.0.12 | Yes |
| Application | postgresql | postgresql | 8.0.13 | Yes |
| Application | postgresql | postgresql | 8.0.14 | Yes |
| Application | postgresql | postgresql | 8.0.15 | Yes |
| Application | postgresql | postgresql | 8.0.16 | Yes |
| Application | postgresql | postgresql | 8.0.17 | Yes |
| Application | postgresql | postgresql | 8.0.18 | Yes |
| Application | postgresql | postgresql | 8.0.19 | Yes |
| Application | postgresql | postgresql | 8.0.20 | Yes |
| Application | postgresql | postgresql | 8.0.21 | Yes |
| Application | postgresql | postgresql | 8.0.22 | Yes |
| Application | postgresql | postgresql | 8.0.23 | Yes |
| Application | postgresql | postgresql | 8.0.24 | No |
| Application | postgresql | postgresql | 8.0.317 | Yes |
| Application | postgresql | postgresql | 8.1 | Yes |
| Application | postgresql | postgresql | 8.1.0 | Yes |
| Application | postgresql | postgresql | 8.1.1 | Yes |
| Application | postgresql | postgresql | 8.1.2 | Yes |
| Application | postgresql | postgresql | 8.1.3 | Yes |
| Application | postgresql | postgresql | 8.1.4 | Yes |
| Application | postgresql | postgresql | 8.1.5 | Yes |
| Application | postgresql | postgresql | 8.1.6 | Yes |
| Application | postgresql | postgresql | 8.1.7 | Yes |
| Application | postgresql | postgresql | 8.1.8 | Yes |
| Application | postgresql | postgresql | 8.1.9 | Yes |
| Application | postgresql | postgresql | 8.1.10 | Yes |
| Application | postgresql | postgresql | 8.1.11 | Yes |
| Application | postgresql | postgresql | 8.1.12 | Yes |
| Application | postgresql | postgresql | 8.1.13 | Yes |
| Application | postgresql | postgresql | 8.1.14 | Yes |
| Application | postgresql | postgresql | 8.1.15 | Yes |
| Application | postgresql | postgresql | 8.1.16 | Yes |
| Application | postgresql | postgresql | 8.1.17 | Yes |
| Application | postgresql | postgresql | 8.1.18 | Yes |
| Application | postgresql | postgresql | 8.1.19 | Yes |
| Application | postgresql | postgresql | 8.1.20 | Yes |
| Application | postgresql | postgresql | 8.2 | Yes |
| Application | postgresql | postgresql | 8.2.1 | Yes |
| Application | postgresql | postgresql | 8.2.2 | Yes |
| Application | postgresql | postgresql | 8.2.3 | Yes |
| Application | postgresql | postgresql | 8.2.4 | Yes |
| Application | postgresql | postgresql | 8.2.5 | Yes |
| Application | postgresql | postgresql | 8.2.6 | Yes |
| Application | postgresql | postgresql | 8.2.7 | Yes |
| Application | postgresql | postgresql | 8.2.8 | Yes |
| Application | postgresql | postgresql | 8.2.9 | Yes |
| Application | postgresql | postgresql | 8.2.10 | Yes |
| Application | postgresql | postgresql | 8.2.11 | Yes |
| Application | postgresql | postgresql | 8.2.12 | Yes |
| Application | postgresql | postgresql | 8.2.13 | Yes |
| Application | postgresql | postgresql | 8.2.14 | Yes |
| Application | postgresql | postgresql | 8.2.15 | Yes |
| Application | postgresql | postgresql | 8.2.16 | Yes |
| Application | postgresql | postgresql | 8.3 | Yes |
| Application | postgresql | postgresql | 8.3.1 | Yes |
| Application | postgresql | postgresql | 8.3.2 | Yes |
| Application | postgresql | postgresql | 8.3.3 | Yes |
| Application | postgresql | postgresql | 8.3.4 | Yes |
| Application | postgresql | postgresql | 8.3.5 | Yes |
| Application | postgresql | postgresql | 8.3.6 | Yes |
| Application | postgresql | postgresql | 8.3.7 | Yes |
| Application | postgresql | postgresql | 8.3.8 | Yes |
| Application | postgresql | postgresql | 8.3.9 | Yes |
| Application | postgresql | postgresql | 8.3.10 | Yes |
| Application | postgresql | postgresql | 8.4 | Yes |
| Application | postgresql | postgresql | 8.5 | Yes |
| Application | postgresql | postgresql | 8.5 | Yes |
| Application | postgresql | postgresql | 8.5 | Yes |