SEI CERT C Coding Standard

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Examples of vulnerabilities resulting from the violation of this rule can be found on the CERT website.

Automated Detection

The Coverity Prevent RETURN_LOCAL checker finds many instances where a function will return a pointer to a local stack variable.

References

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\[[ISO/IEC 9899-1999|AA. C References#ISO/IEC 9899-1999]\] Section 6.2.4, "Storage durations of objects," and Section 7.20.3, "Memory management functions"