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Mixing signals and threads causes undefined behavior.
Rule | Severity | Likelihood | Remediation Cost | Priority | Level |
|---|---|---|---|---|---|
CON37-C | Low | Probable | Low | P6 | L2 |
Related Vulnerabilities
Search for vulnerabilities resulting from the violation of this rule on the CERT website.
Automated Detection
| Tool | Version | Checker | Description | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Astrée |
| stdlib-use-signal | Fully checked | ||||||
| CodeSonar |
| BADFUNC.SIGNAL | Use of signal | ||||||
| Coverity |
| MISRA C 2012 Rule 21.5 | Over-constraining | ||||||
| Cppcheck Premium |
| premium-cert-con37-c | Fully implemented | ||||||
| Helix QAC |
| C5021 C++5022 | |||||||
| Klocwork |
| MISRA.STDLIB.SIGNAL | |||||||
| LDRA tool suite |
| 44 S | Enhanced enforcement | ||||||
| Parasoft C/C++test |
| CERT_C-CON37-a | The signal handling facilities of <signal.h> shall not be used | |||||||
| PC-lint Plus |
| 586 | Fully supported | ||||||
| Polyspace Bug Finder |
| CERT C: Rule CON37-C | Checks for signal call in multithreaded program (rule fully covered) | ||||||
| RuleChecker |
| stdlib-use-signal | Fully checked |
Bibliography
| [IEEE Std 1003.1-2013] | XSH 2.9.1, "Thread Safety" |
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