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.
References
Link | Resource |
---|---|
https://bugzilla.mozilla.org/show_bug.cgi?id=1685145 | Issue Tracking Permissions Required Vendor Advisory |
https://security.gentoo.org/glsa/202104-10 | Third Party Advisory |
https://www.mozilla.org/security/advisories/mfsa2021-07/ | Release Notes Vendor Advisory |
History
No history.
MITRE Information
Status: PUBLISHED
Assigner: mozilla
Published: 2021-02-26T01:49:49
Updated: 2021-05-01T01:06:43
Reserved: 2021-01-13T00:00:00
Link: CVE-2021-23975
JSON object: View
NVD Information
Status : Analyzed
Published: 2021-02-26T02:15:13.383
Modified: 2022-05-27T18:04:26.560
Link: CVE-2021-23975
JSON object: View
Redhat Information
No data.
CWE