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cvelistMozillaCVELIST:CVE-2021-23975
HistoryFeb 26, 2021 - 1:49 a.m.

CVE-2021-23975

2021-02-2601:49:49
mozilla
raw.githubusercontent.com
3

5.7 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

38.8%

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.

5.7 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

38.8%