Mozilla developers and community members reported memory safety bugs present in Firefox 64. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 65.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Feb 5, 2019 |
| Freebsd | — | Upgrade libxulUpgrade linux-thunderbirdUpgrade seamonkeyUpgrade linux-firefoxUpgrade waterfoxUpgrade linux-seamonkeyUpgrade thunderbirdUpgrade firefoxUpgrade firefox-esr | Jan 30, 2019 | Jan 29, 2019 |
| Mfsa2019 01 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 65.0 | Jan 30, 2019 | Jan 29, 2019 |
| Ubuntu | — | Upgrade firefox | Feb 5, 2019 | Jan 29, 2019 |
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