vulnerability
Ubuntu: (Multiple Advisories) (CVE-2021-23983): Firefox vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:N/A:P) | Mar 25, 2021 | Mar 26, 2021 | Mar 27, 2026 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:P)
Published
Mar 25, 2021
Added
Mar 26, 2021
Modified
Mar 27, 2026
Description
By causing a transition on a parent node by removing a CSS rule, an invalid property for a marker could have been applied, resulting in memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 87.
Solution
ubuntu-upgrade-firefox
Rapid7 Labs
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