Answer by Lundin for gcc memory allocation issue - buffer overflow attack
Even if GCC has such a feature to protect against buffer overflows, there are many other considerations here that may cause a fixed variable declaration order. Where the declaration is made is not...
View ArticleAnswer by Hasturkun for gcc memory allocation issue - buffer overflow attack
Yes, if run with the -fstack-protector flag.When run with the flag, GCC adds stack canaries, sorts array variables to the highest part of the stack frame to make it more difficult to overflow them and...
View ArticleAnswer by Alexey Frunze for gcc memory allocation issue - buffer overflow attack
Does gcc do memory allocation intelligently to prevent buffer overflow attack?No, it doesn't. You cannot prevent an attack or a buffer overflow without bounds checking, which isn't always possible. You...
View Articlegcc memory allocation issue - buffer overflow attack
Does gcc do memory allocation intelligently to prevent buffer overflow attack?int function(char *str) { int a = 0; // See the char b[16] = "abcd"; // changes here if(!strcmp(b, str)) a = 1; return...
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