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Objective-C

Objective-C : Method shadowing

Classification

OWASP Mobile Top 10 2016
M7-Poor Code Quality

Overview

A method defined in a descendant class has the same name as a method of a base class, but has an incompatible type of return value. This can lead to undefined behavior for consumers of these classes.

References

  1. Liskov substitution principle - Wikipedia
MEDIUM

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See also

Objective-C

Objective-C : Internal information leak

Objective-C

Objective-C : Weak hashing algorithm

Objective-C

Objective-C : Unsafe reflection