vulnerability
MFSA2020-29 Thunderbird: Security Vulnerabilities fixed in Thunderbird 78 (CVE-2020-12419)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:M/Au:N/C:C/I:C/A:C) | Jun 30, 2020 | Jul 6, 2020 | Feb 2, 2026 |
Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
Jun 30, 2020
Added
Jul 6, 2020
Modified
Feb 2, 2026
Description
When processing callbacks that occurred during window flushing in the parent process, the associated window may die; causing a use-after-free condition. This could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.
Solution
mozilla-thunderbird-upgrade-78_0
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