Firefox ESR: A use-after-free vulnerability can occur while manipulating video elements if the body is freed while…
CVE-2019-11746 is fixed in 11 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.
A use-after-free vulnerability can occur while manipulating video elements if the body is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.
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 · RHEL 8 | 0:68.1.0-1.el8_0 | RHSA-2019:2663 | Sep 4, 2019 |
| 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 · ol 8 | 0:68.1.0-1.0.1.el8_0 | ELSA-2019-2663 | Sep 6, 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 |
| thunderbird · RHEL 8 | 0:60.9.0-2.el8_0 | RHSA-2019:2774 | Sep 16, 2019 |
| thunderbird · Ubuntu 18.04.6 LTS (bionic) | 1:60.9.0+build1-0ubuntu0.18.04.1 | thunderbird 1:60.9.0+build1-0ubuntu0.18.04.1 | Sep 27, 2019 |
| thunderbird · ol 8 | 0:60.9.0-2.0.1.el8_0 | ELSA-2019-2774 | Sep 17, 2019 |
| thunderbird-globalmenu · Ubuntu 18.04.6 LTS (bionic) | 1:60.9.0+build1-0ubuntu0.18.04.1 | thunderbird-globalmenu 1:60.9.0+build1-0ubuntu0.18.04.1 | Sep 27, 2019 |
| thunderbird-gnome-support · Ubuntu 18.04.6 LTS (bionic) | 1:60.9.0+build1-0ubuntu0.18.04.1 | thunderbird-gnome-support 1:60.9.0+build1-0ubuntu0.18.04.1 | Sep 27, 2019 |
| thunderbird-mozsymbols · Ubuntu 18.04.6 LTS (bionic) | 1:60.9.0+build1-0ubuntu0.18.04.1 | thunderbird-mozsymbols 1:60.9.0+build1-0ubuntu0.18.04.1 | Sep 27, 2019 |
| xul-ext-calendar-timezones · Ubuntu 18.04.6 LTS (bionic) | 1:60.9.0+build1-0ubuntu0.18.04.1 | xul-ext-calendar-timezones 1:60.9.0+build1-0ubuntu0.18.04.1 | Sep 27, 2019 |
| xul-ext-gdata-provider · Ubuntu 18.04.6 LTS (bionic) | 1:60.9.0+build1-0ubuntu0.18.04.1 | xul-ext-gdata-provider 1:60.9.0+build1-0ubuntu0.18.04.1 | Sep 27, 2019 |
| xul-ext-lightning · Ubuntu 18.04.6 LTS (bionic) | 1:60.9.0+build1-0ubuntu0.18.04.1 | xul-ext-lightning 1:60.9.0+build1-0ubuntu0.18.04.1 | Sep 27, 2019 |
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