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The CVE status is "reserved", andthe notes in Debian's security trackershows "Crash in CLI tool, no security impact". Is the CVE you mentioned a valid security problem? Why Debian says "no security impact" then? treebacker commentedon Apr 4, 2021 treebacker on Apr 4, 2021 Author I n...
Notes Although any pointer to objectcan be castto pointer to object of a different type, dereferencing a pointer to the type different from the declared type of the object is almost always undefined behavior. Seestrict aliasingfor details. ...
Therefore you cannot perform pointer arithmetic on a void pointer. Notes Originally, it was thought that void* arithmetic was permitted, because of these sections of the C standard: 6.2.5-27: A pointer to void shall have the same representation and alignment requirements as a pointer to a cha...
Notes Originally, it was thought that void* arithmetic was permitted, because of these sections of the C standard: 6.2.5-27: A pointer to void shall have the same representation and alignment requirements as a pointer to a character type. However, The same representation and alignment requiremen...
So far we have studied functions that either return a value or have a void return type. A function can also return a pointer to a data item of any type. However, we must be careful while returning pointers from a function. A common mistake would be to re
Output Let us compile and run the above program, this will produce the following result − Exception in thread "main" java.lang.NullPointerException: Cannot invoke "String.length()" because "name" is null at com.tutorialspoint.Tester.main(Tester.java:8) ...
Comparison of function SetImeInfoEx in the patches The left is the code blocks of functionSetImeInfoExin the May patch, while the right is in the April patch. It is clear that there are some new directly returning judgement code blocks at the beginning of the updated function. Further detai...
It is UB in C and C++ to type-pun pointers in this way, for two reasons. First, casting to a pointer is forbidden if the pointer is not aligned. Second, this kind of type-punning is a strict aliasi...
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