Memory safety bugs present in Firefox 134 and Thunderbird 134. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 135 and Thunderbird 135.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Freebsd | — | Upgrade mozilla | Feb 8, 2025 | Feb 7, 2025 |
| Mfsa2025 07 | — | Upgrade to Mozilla Firefox version 135.0Upgrade to the latest version of Mozilla Firefox | Feb 5, 2025 | Feb 4, 2025 |
| Mozilla Thunderbird | — | Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 135.0 | Feb 5, 2025 | Feb 4, 2025 |
| Redhat_linux | — | — | Jul 9, 2025 | Feb 4, 2025 |
| Ubuntu | — | Upgrade thunderbirdUpgrade firefox | Feb 12, 2025 | Feb 4, 2025 |
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