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These functions truncate strings that exceed the specified limits. Additionally, some functions, such as strncpy(), do not guarantee that the resulting string is null-terminated. (See STR32-C. Null-terminate byte strings as requiredDo not pass a non-null-terminated character sequence to a library function that expects a string.)
Unintentional truncation results in a loss of data and in some cases leads to software vulnerabilities.
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