How Do You Spell BUFFER OVERRUN?

Pronunciation: [bˈʌfəɹ ˌə͡ʊvəɹˈʌn] (IPA)

Buffer overrun is a technical term used to describe a cybersecurity issue where a program tries to store more data in a buffer than it can handle, causing data overflow and system crashes. In IPA phonetic transcription, the word is pronounced as /ˈbʌfər ˈoʊvərʌn/. The first part, "buffer", is pronounced as /ˈbʌfər/ and the second part, "overrun" is pronounced as /ˈoʊvərʌn/. Together, the word refers to an error in memory handling that cybercriminals can exploit to inject malicious code and gain unauthorized access to sensitive data.

BUFFER OVERRUN Meaning and Definition

1. Buffer overrun, also known as a buffer overflow or buffer overflow attack, is a software vulnerability where a program writes data beyond the allocated boundaries of a buffer. In simple terms, a buffer is a temporary storage area in memory used to hold data. A buffer overrun occurs when more data is written to the buffer than it can accommodate, causing the excess data to overwrite adjacent memory locations.

   This programming error often rips apart the security of a system, as it allows an attacker to manipulate and corrupt the compromised program's memory. By taking advantage of a buffer overrun, an attacker can insert malicious code into the program's memory space, potentially leading to unauthorized access, execution of arbitrary instructions, or even system crashes.

   Buffer overruns typically occur due to programming mistakes, such as improper input validation or a lack of bounds checking, where a program fails to verify that data written to the buffer stays within its predefined limits. These vulnerabilities are especially dangerous when exploited, as they can provide a point of entry for attackers to inject and execute arbitrary code, gain control of a system, or execute remote code.

   To protect against buffer overruns, programmers need to employ secure coding practices, including input validation, proper bounds checking, and the use of secure coding techniques and libraries. Additionally, system administrators should keep their software and operating systems up to date with the latest security patches and updates to mitigate the risk of buffer overrun vulnerabilities.

Common Misspellings for BUFFER OVERRUN

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Etymology of BUFFER OVERRUN

The term "buffer overrun" combines two distinct concepts: "buffer" and "overrun".

- Buffer: In computer science, a buffer refers to a region of memory used to hold temporary data. It is typically used to store input/output data during the execution of a program.

- Overrun: The word "overrun" generally means to go beyond a certain limit or boundary. In the context of computer programming, it specifically refers to the situation when data is written beyond the allocated space of a buffer.

Therefore, the term "buffer overrun" describes the occurrence when data exceeds the allocated capacity of a buffer. The overrunning of data can result in memory corruption, crashes, or even allow attackers to gain control of a system by exploiting vulnerabilities associated with this kind of overflow.

Plural form of BUFFER OVERRUN is BUFFER OVERRUNS