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Failing to properly close files may allow an attacker to exhaust system resources and can increase the risk that data written into in-memory file buffers will not be flushed in the event of abnormal program termination.
Rule | Severity | Likelihood | Detectable | RepairableRemediation Cost | Priority | Level |
|---|---|---|---|---|---|---|
FIO51-CPP | Medium | Unlikely | No | NoMedium | P4P2 | L3 |
Automated Detection
Tool | Version | Checker | Description | ||||||
|---|---|---|---|---|---|---|---|---|---|
| CodeSonar |
| ALLOC.LEAK | Leak | ||||||
| Helix QAC |
| DF4786, DF4787, DF4788 | |||||||
| Klocwork |
| RH.LEAK | |||||||
| Parasoft C/C++test |
| CERT_CPP-FIO51-a | Ensure resources are freed | ||||||
| Parasoft Insure++ | Runtime detection | ||||||||
| Polyspace Bug Finder |
| CERT C++: FIO51-CPP | Checks for resource leak (rule partially covered) |
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