Mozilla Firefox ESR and 2 others: Use After Free
CVE-2022-26385 is fixed in 5 products on 2 platforms, first by Mozilla Firefox (en-US) 98.0, released March 8, 2022. It is not reported as exploited. Patch Radar priority: Routine.
In unusual circumstances, an individual thread may outlive the thread's manager during shutdown. This could have led to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox < 98.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Mozilla Firefox (en-US) | 98.0 | Mozilla Firefox (en-US) 98.0 | Mar 8, 2022 |
| Mozilla Firefox ESR (en-US) | 102.0 | Mozilla Firefox ESR (en-US) 102.0 | Jun 23, 2022 |
| Linux | |||
| firefox · Ubuntu 18.04.6 LTS (bionic) | 98.0+build3-0ubuntu0.18.04.2 | firefox 98.0+build3-0ubuntu0.18.04.2 | Mar 8, 2022 |
| firefox · Ubuntu 20.04 LTS (focal) | 98.0+build3-0ubuntu0.20.04.2 | firefox 98.0+build3-0ubuntu0.20.04.2 | Mar 8, 2022 |
| firefox · Ubuntu 22.04.1 LTS (jammy) | 1:1snap1-0ubuntu1 | firefox 1:1snap1-0ubuntu1 | Apr 6, 2022 |
| firefox-geckodriver · Ubuntu 18.04.6 LTS (bionic) | 98.0+build3-0ubuntu0.18.04.2 | firefox-geckodriver 98.0+build3-0ubuntu0.18.04.2 | Mar 8, 2022 |
| firefox-geckodriver · Ubuntu 20.04 LTS (focal) | 98.0+build3-0ubuntu0.20.04.2 | firefox-geckodriver 98.0+build3-0ubuntu0.20.04.2 | Mar 8, 2022 |
| firefox-mozsymbols · Ubuntu 18.04.6 LTS (bionic) | 98.0+build3-0ubuntu0.18.04.2 | firefox-mozsymbols 98.0+build3-0ubuntu0.18.04.2 | Mar 8, 2022 |
| firefox-mozsymbols · Ubuntu 20.04 LTS (focal) | 98.0+build3-0ubuntu0.20.04.2 | firefox-mozsymbols 98.0+build3-0ubuntu0.20.04.2 | Mar 8, 2022 |
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