The developer page about:memory has a Measure function for exploring what object types the browser has allocated and their sizes. When this function was invoked we incorrectly called the sizeof function, instead of using the API method that checks for invalid pointers. This vulnerability affects Firefox < 86.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Mozilla

Firefox

Affected Versions:

< 86

References

https://www.mozilla.org/security/advisories/mfsa2021-07/

https://bugzilla.mozilla.org/show_bug.cgi?id=1685145

https://security.gentoo.org/glsa/202104-10

Published: 2021-02-26T01:49:49

Last Modified: 2024-08-03T19:14:09.886Z

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