vulnerability
Ubuntu: (Multiple Advisories) (CVE-2020-12407): Firefox vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 3 | (AV:N/AC:H/Au:N/C:P/I:N/A:N) | Jun 4, 2020 | Jun 5, 2020 | Aug 18, 2025 |
Severity
3
CVSS
(AV:N/AC:H/Au:N/C:P/I:N/A:N)
Published
Jun 4, 2020
Added
Jun 5, 2020
Modified
Aug 18, 2025
Description
Mozilla Developer Nicolas Silva found that when using WebRender, Firefox would under certain conditions leak arbitrary GPU memory to the visible screen. The leaked memory content was visible to the user, but not observable from web content. This vulnerability affects Firefox < 77.
Solution
ubuntu-upgrade-firefox
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