Question: does the dup 2 system call achieve in the context of shellcode?A . It duplicates file descriptors to redirect input and outputB. It creates backup

does the dup2 system call achieve in the context of shellcode?A. It duplicates file descriptors to redirect input and outputB. It creates backup copies of filesC. It redirects standard I/O to a new file descriptor, often a socketD. It duplicates the shellcode in memory for redundancy

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Q:

The state diagram for a sequential circuit appears in Figure 4-51. Figure 4-51 (a) Find the state table for the circuit. (b) Make a state assignment for the circuit using 3-bit codes for the six...

Q:

PLEASE, if you're not sure about the answers don't just copy and paste them from other websites. One way to calculate the harmonic mean of two numbers x and y is using the expression 2xy x + y...

Q:

5. (20 Points) Write a lisp function (dup n x) that returns a list containing n copies of x. (Hints: if or cond, and cons) > (dup 1 'x) (X) > (dup 0 'x) NIL > (dup 2 'x) (X X) > (dup 2 ((Q) (Q)) >...

Q:

(13 Points) One way to calculate the harmonic mean of two numbers x and y is using the expression 3. 2xy Complete the following windows32 program to input two numbers and calculate and display their...

Q:

DW DB 1. Make a diagram showing successive bytes of memory like those above to show the memory layout produced by the following data declarations: Letters DB "ABC Digits DB 1. 2. 3 Numbers 6767h,...

Q:

Starting with the windows32 framework in 80x86 assembly language, write a complete program that will input values for a , b and c and display the value of the expression (a+b*c)/(2*b) Input and...

Q:

Your shell will have a loop that reads command lines and process them. The prompt for your shell will be "shell _ jr: " . The commands your shell must handle are: 1 . exit - When the user enters the...

Q:

What is the value of ax after each of the following instructions? .data myArray DWORD 2 DUP (9), 2130, 65, OCDE, 6 DUP (2) .code mov ax, TYPE myarray mov ax, sizeof myarray mov ax, lengthof my array...

Q:

25 20pts) Use fork/), ereclp (or equivalent), dup2, pipe() and open to execute the shell command "ps grep pat > output" where "output" is the name of a file. Note that your code should execute this...

Q:

What is the value of ax after each of the following instructions? .data my Array DWORD 2 DUP (9), 2130, 65, OCDE, 6 DUP (2) .code mov ax, TYPE myarray mov ax, sizeof myarray mov ax, lengthof myarray...

Q:

Let's consider the following code: var WORD 3 DUP (5), 0,? ?!:,4 DUP 2 DUP(3)) (a) list all the items in the array. ( 5 points) (b) What is the total size of the array (in Bytes)

Q:

Analyze the fundamental differences between re-measurement and the translation approach when preparing a foreign currency financial statement for a company of your choice. Also, determine one to two...

Q:

Your budget you can afford to service a loan with a maximum repayment of $400 per month over afive-year loan term. If interest rates are 6% p.a. compounded monthly. Can you afford to borrow $20,000...

Q:

7. Show an example of sign extension before calling the IDIV instruction with a 16-bit operand.

Q:

CT Corp Comprehensive Question Canadian Tire Corporation, Limited ( Canadian Tire ) is a family of companies that includes a retail segment and a financial services division, among others. The retail...

Q:

Develop a persuasive topic and thesis Evaluate your listeners and tailor your speech to them

Q:

B Do you think user-generated content is more persuasive to people in their twenties than traditional advertisements? Do you think it is more persuasive to people in other age groups as well?

Q:

Persuasive Speaking Organizing Patterns in Persuasive Speaking?