CVE-2021-23975

Description

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.

Risk Information

Base Score
6.5
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
EPSS Score
Exploitation Probability
0.287

Associated Vulnerability

VulnerabilityOS Platform
Multiple vulnerabilities fixed in Mozilla Firefox (86.0)Windows
Multiple vulnerabilities fixed in Mozilla Firefox (x64) (86.0)Windows
Multiple Vulnerabilities are affected in Mozilla Firefox (x64) 84.0Windows
Multiple Vulnerabilities are affected in Mozilla Firefox (x64) 85.99Windows
Multiple Vulnerabilities are affected in Mozilla_Firefox 85.99Windows
Multiple vulnerabilities are fixed in Mozilla Firefox For Mac (86.0)Mac
Multiple vulnerabilities are fixed in Mozilla Firefox For Mac (86.0.1)Mac
Multiple Vulnerabilities are affected in Mozilla Firefox for Mac 84.1.3Mac

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-318501Mozilla Firefox (86.0)
PATCH-318502Mozilla Firefox (x64) (86.0)
PATCH-317673Mozilla Firefox (x64) (84.0.1)
PATCH-607000Mozilla Firefox For Mac (124.0)
PATCH-607000Mozilla Firefox For Mac (124.0)
PATCH-611870Mozilla Firefox For Mac (142.0.1)

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234