double free

noun

The situation where a program attempts to free a previously allocated resource more than once, potentially resulting in undefined behaviour that may be exploited by an attacker.

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Meanings

noun
  1. computingThe situation where a program attempts to free a previously allocated resource more than once, potentially resulting in undefined behaviour that may be exploited by an attacker.
Cite this entry
APA

double free. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/double%20free

MLA

“double free.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/double%20free. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “double free,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/double%20free.

Source: double free on Wiktionary, CC BY-SA 4.0.