ACTIEF MISBRUIKT
CVE-2020-6819: Mozilla Firefox And Thunderbird Use-After-Free Vulnerability
| Leverancier | Mozilla |
|---|---|
| Product | Firefox and Thunderbird |
| Actief misbruikt | Ja |
| Toegevoegd aan CISA KEV | 3 nov 2021 |
| CISA-deadline (Amerikaanse overheid) | 3 mei 2022 |
| Zwakte (CWE) | CWE-362, CWE-416 |
Vereiste actie (tekst van CISA, Engels)
Apply updates per vendor instructions.
Beschrijving (NVD, Engels)
Mozilla Firefox and Thunderbird contain a race condition vulnerability when running the nsDocShell destructor under certain conditions. The race condition creates a use-after-free vulnerability, causing unspecified impacts.
BRONNEN
Andere lekken bij Mozilla
- CVE-2010-3765: Mozilla Multiple Products Remote Code Execution Vulnerability
- CVE-2024-9680: Mozilla Firefox Use-After-Free Vulnerability
- CVE-2016-9079: Mozilla Firefox, Firefox ESR, and Thunderbird Use-After-Free Vulnerability
- CVE-2015-4495: Mozilla Firefox Security Feature Bypass Vulnerability
- CVE-2019-11708: Mozilla Firefox and Thunderbird Sandbox Escape Vulnerability
Gegevens van NVD, CISA KEV, FIRST EPSS en adviezen van leveranciers. Bijgewerkt 10 nov 2026.