vulnerability
Ubuntu: (Multiple Advisories) (CVE-2020-26960): Firefox vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:M/Au:N/C:C/I:C/A:C) | Nov 18, 2020 | Nov 19, 2020 | Mar 27, 2026 |
Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
Nov 18, 2020
Added
Nov 19, 2020
Modified
Mar 27, 2026
Description
If the Compact() method was called on an nsTArray, the array could have been reallocated without updating other pointers, leading to a potential use-after-free and exploitable crash. This vulnerability affects Firefox < 83, Firefox ESR < 78.5, and Thunderbird < 78.5.
Solutions
ubuntu-upgrade-firefoxubuntu-upgrade-thunderbird
References
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