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Exception handlers with inverted priorities cause unexpected control flow when an exception of the derived type occurs.
Rule | Severity | Likelihood |
|---|
Detectable | Repairable | Priority | Level |
|---|---|---|---|
ERR54-CPP | Medium | Likely | Yes |
Yes | P18 | L1 |
Automated Detection
Tool | Version | Checker | Description | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Astrée |
| exception-caught-by-earlier-handler | Fully checked | ||||||
| Axivion Bauhaus Suite |
| CertC++-ERR54 | |||||||
| Clang |
| -Wexceptions |
| CodeSonar |
| LANG.STRUCT.UCTCH | Masked by handler | ||||||
| CP1.ERR36 | Fully implemented | |||||||
| Helix QAC |
| C++4030, C++4639 | |||||||
| Klocwork |
| MISRA.CATCH.NOALL MISRA.CATCH.WRONGORD |
| LDRA tool suite |
| 541 S, 556 S | Fully implemented | ||||||
| Parasoft C/C++test |
| CERT_CPP-ERR54-a | Where multiple handlers are provided in a single try-catch statement or function-try-block for a derived class and some or all of its bases, the handlers shall be ordered most-derived to base class | |||||||
| Polyspace Bug Finder |
| CERT C++: ERR54-CPP | Checks for:
Rule fully covered. | ||||||
| PVS-Studio |
| V759 | |||||||
| RuleChecker |
| exception-caught-by-earlier-handler | Fully checked | ||||||
| SonarQube C/C++ Plugin |
| S1045 |
Related Vulnerabilities
Search for other vulnerabilities resulting from the violation of this rule on the CERT website.
Related Guidelines
| [MISRA 08] | Rule 15-3-6 (Required) |
Bibliography
| [ISO/IEC 14882-2014] | Subclause 15.3, "Handling an Exception" |
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