vulnerability
MFSA2021-16 Firefox: Security Vulnerabilities fixed in Firefox 88 (CVE-2021-29947)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:M/Au:N/C:P/I:P/A:P) | Apr 19, 2021 | Apr 20, 2021 | Aug 11, 2025 |
Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
Apr 19, 2021
Added
Apr 20, 2021
Modified
Aug 11, 2025
Description
Mozilla developers and community members reported memory safety bugs present in Firefox 87. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 88.
Solution
mozilla-firefox-upgrade-88_0
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