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Buffer overflow

In programming and information security, a buffer overflow or buffer overrun is an anomaly whereby a program writes data to a buffer beyond the buffer's allocated memory, overwriting adjacent memory locations.

History, Exploitation & Protective countermeasures

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Overview

Technical description

Exploitation

Protective countermeasures

History

Advanced semantic analysis

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Map overview Semantic statistics

Buffer overflow

Nodes135
Edges134
Triples193
Avg. degree1.99
Density0.014815
Components1

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Buffer overflow

Top relations

related to External links · 64
Buffer overflow → Advances, Aleph OneGerg, An Overview, Anatomy, Anderson, Archived, Bedford, Buffer Overflor, Buffer Overflow Prevention Implementations, Buffer Overflows, Buffer OverflowsChapter, Buffer-Overflow Exploit, Center, CERT Secure Coding StandardsCERT, Coding, Computer Security Technology Planning, Criação, Detailed, Discovering, ESD-TR-73-51
related to Choice of programming language · 27
Buffer overflow → Ada, Assembly, COBOL, Cyclone, Eiffel, Examples, For, However, Java, Languages, Lisp, Many, Modula-2, More, Nearly, NET Framework, OCaml, Python, Rust, Smalltalk
related to history · 20
Buffer overflow → Aleph One, Buffer, Bugtraq, Computer Security Technology Planning, Elias Levy, Fun, Internet, It, Later, Morris, Phrack, Profit, Smashing, Stack, Study, The, This, Thomas Lopatic, Today, Unix
related to Pointer protection · 14
Buffer overflow → API, Because XOR, Buffer, Microsoft, NOP, PointGuard, Rather, SP1, The, Theoretically, This, Windows Server, Windows XP SP2, XOR-encode
related to Use of safe libraries · 12
Buffer overflow → Buffer, Erwin, However, It, Safe, The, The Better String Library, The Morris, The OpenBSD, Thus, Vstr, Well-written
related to Buffer overflow protection · 11
Buffer overflow → Buffer, Data Execution Prevention, DEP, If, Libsafe, Microsoft's, ProPolice, SEH, StackGuard, Structured Exception Handler, Three
related to Deep packet inspection · 8
Buffer overflow → DPI, It, No-Operation, NOP-sled, Packet, Shellcode, The, This
related to Executable-space protection · 7
Buffer overflow → An, Disabled, Executable-space, No, NX, Some CPUs, XD
related to Heap-based exploitation · 5
Buffer overflow → Exploitation, JPEGs, Memory, Microsoft's GDI, The
related to Testing · 5
Buffer overflow → Checking, Edge, Once, One, This

Important terminology Word statistics

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Important terminology

buffer data overflow overflows memory stack code program used shellcode exploit one technique address also protection pointer systems heap use

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Buffer overflowis awell-known security exploit0.90text
linked list pointersinstance ofExploitation is performed by corrupting this data in specific ways to cause the application to overwrite internal structures0.80text
Cycloneinstance ofOCaml and some systems programming languages0.80text
Rustinstance ofOCaml and some systems programming languages0.80text
Dinstance ofOCaml and some systems programming languages0.80text
Buffer overflowrelated to Address space layout randomizationAddress0.60section
Buffer overflowrelated to Address space layout randomizationASLR0.60section
Buffer overflowrelated to Address space layout randomizationRandomization0.60section
Buffer overflowrelated to Address space layout randomizationIt0.60section
Buffer overflowrelated to Buffer overflow protectionBuffer0.60section
Buffer overflowrelated to Buffer overflow protectionIf0.60section
Buffer overflowrelated to Buffer overflow protectionThree0.60section

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    Min side: 3
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