Mozilla Firefox Use-After-Free Vulnerability
CVE-2022-26486 is fixed in 8 products on 2 platforms, first by Mozilla Firefox (en-US) 97.0.2, released March 5, 2022. It is being exploited: CISA added it to the Known Exploited Vulnerabilities catalog on March 7, 2022. Patch Radar priority: Patch now.
An unexpected message in the WebGPU IPC framework could lead to a use-after-free and exploitable sandbox escape. We have had reports of attacks in the wild abusing this flaw. This vulnerability affects Firefox < 97.0.2, Firefox ESR < 91.6.1, Firefox for Android < 97.3.0, Thunderbird < 91.6.2, and Focus < 97.3.0.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Mozilla Firefox (en-US) | 97.0.2 | Mozilla Firefox (en-US) 97.0.2 | Mar 5, 2022 |
| Mozilla Firefox ESR (en-US) | 102.0 | Mozilla Firefox ESR (en-US) 102.0 | Jun 23, 2022 |
| Mozilla Thunderbird (en-US) | 91.7.0 | Mozilla Thunderbird (en-US) 91.7.0 | Mar 8, 2022 |
| Linux | |||
| firefox · RHEL 8 | 0:91.7.0-3.el8_5 | RHSA-2022:0818 | Mar 10, 2022 |
| firefox · Ubuntu 18.04.6 LTS (bionic) | 97.0.2+build1-0ubuntu0.18.04.1 | firefox 97.0.2+build1-0ubuntu0.18.04.1 | Mar 5, 2022 |
| firefox · Ubuntu 20.04 LTS (focal) | 97.0.2+build1-0ubuntu0.20.04.1 | firefox 97.0.2+build1-0ubuntu0.20.04.1 | Mar 5, 2022 |
| firefox · Ubuntu 22.04.1 LTS (jammy) | 1:1snap1-0ubuntu1 | firefox 1:1snap1-0ubuntu1 | Apr 6, 2022 |
| firefox · almalinux 8 | 91.7.0-3.el8_5.alma | ALSA-2022:0818 | Mar 10, 2022 |
| firefox · ol 8 | 0:91.7.0-3.0.1.el8_5 | ELSA-2022-0818 | Mar 10, 2022 |
| firefox · rocky 8 | 0:91.7.0-3.el8_5 | RLSA-2022:0818 | Mar 10, 2022 |
| firefox-esr · Debian 12.15 (bookworm) | 91.6.1esr-1 | DEBIAN-CVE-2022-26486 | Dec 22, 2022 |
| firefox-esr · Debian 13.5 (trixie) | 91.6.1esr-1 | DEBIAN-CVE-2022-26486 | Dec 22, 2022 |
| firefox-esr · Debian 14 | 91.6.1esr-1 | DEBIAN-CVE-2022-26486 | Dec 22, 2022 |
| firefox-geckodriver · Ubuntu 18.04.6 LTS (bionic) | 97.0.2+build1-0ubuntu0.18.04.1 | firefox-geckodriver 97.0.2+build1-0ubuntu0.18.04.1 | Mar 5, 2022 |
| firefox-geckodriver · Ubuntu 20.04 LTS (focal) | 97.0.2+build1-0ubuntu0.20.04.1 | firefox-geckodriver 97.0.2+build1-0ubuntu0.20.04.1 | Mar 5, 2022 |
| firefox-mozsymbols · Ubuntu 18.04.6 LTS (bionic) | 97.0.2+build1-0ubuntu0.18.04.1 | firefox-mozsymbols 97.0.2+build1-0ubuntu0.18.04.1 | Mar 5, 2022 |
| firefox-mozsymbols · Ubuntu 20.04 LTS (focal) | 97.0.2+build1-0ubuntu0.20.04.1 | firefox-mozsymbols 97.0.2+build1-0ubuntu0.20.04.1 | Mar 5, 2022 |
| thunderbird · Debian 12.15 (bookworm) | 1:91.6.2-1 | DEBIAN-CVE-2022-26486 | Dec 22, 2022 |
| thunderbird · Debian 13.5 (trixie) | 1:91.6.2-1 | DEBIAN-CVE-2022-26486 | Dec 22, 2022 |
| thunderbird · Debian 14 | 1:91.6.2-1 | DEBIAN-CVE-2022-26486 | Dec 22, 2022 |
| thunderbird · RHEL 8 | 0:91.7.0-2.el8_5 | RHSA-2022:0845 | Mar 14, 2022 |
| thunderbird · almalinux 8 | 91.7.0-2.el8_5.alma | ALSA-2022:0845 | Mar 14, 2022 |
| thunderbird · ol 8 | 0:91.7.0-2.0.1.el8_5 | ELSA-2022-0845 | Mar 14, 2022 |
| thunderbird · rocky 8 | 0:91.7.0-2.el8_5 | RLSA-2022:0845 | Mar 14, 2022 |
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