Firefox ESR: Mozilla developers and community members reported memory safety bugs present in Firefox 68.
CVE-2019-11734 is fixed in 4 products on 2 platforms, first by firefox 69.0+build2-0ubuntu0.18.04.1, released September 3, 2019. It is not reported as exploited. Patch Radar priority: High.
Mozilla developers and community members reported memory safety bugs present in Firefox 68. 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 < 69.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Mozilla Firefox ESR (en-US) | 78.0esr | Mozilla Firefox ESR (en-US) 78.0esr | Jun 25, 2020 |
| Linux | |||
| firefox · Ubuntu 18.04.6 LTS (bionic) | 69.0+build2-0ubuntu0.18.04.1 | firefox 69.0+build2-0ubuntu0.18.04.1 | Sep 3, 2019 |
| firefox-geckodriver · Ubuntu 18.04.6 LTS (bionic) | 69.0+build2-0ubuntu0.18.04.1 | firefox-geckodriver 69.0+build2-0ubuntu0.18.04.1 | Sep 3, 2019 |
| firefox-mozsymbols · Ubuntu 18.04.6 LTS (bionic) | 69.0+build2-0ubuntu0.18.04.1 | firefox-mozsymbols 69.0+build2-0ubuntu0.18.04.1 | Sep 3, 2019 |
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