vulnerability
Gentoo Linux: CVE-2020-26950: Mozilla Firefox: Remote code execution
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:M/Au:N/C:C/I:C/A:C) | Nov 11, 2020 | Nov 12, 2020 | Aug 13, 2025 |
Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
Nov 11, 2020
Added
Nov 12, 2020
Modified
Aug 13, 2025
Description
In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox < 82.0.3, Firefox ESR < 78.4.1, and Thunderbird < 78.4.2.
Solutions
gentoo-linux-upgrade-www-client-firefoxgentoo-linux-upgrade-www-client-firefox-bin
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