CVE-2022-46880
Mozilla Thunderbird and 4 others: Use After Free
CVE-2022-46880 is fixed in 11 products on 2 platforms, first by Mozilla Firefox (en-US) 105.0, released September 21, 2022. It is not reported as exploited. Patch Radar priority: High.
HighFixed on 2 platforms
CVSS
8.8
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0070
53rd percentile
A missing check related to tex units could have led to a use-after-free and potentially exploitable crash.<br />*Note*: This advisory was added on December 13th, 2022 after we better understood the impact of the issue. The fix was included in the original release of Firefox 105. This vulnerability affects Firefox ESR < 102.6, Firefox < 105, and Thunderbird < 102.6.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Mozilla Firefox (en-US) | 105.0 | Mozilla Firefox (en-US) 105.0 | Sep 21, 2022 |
| Mozilla Firefox ESR (en-US) | 115.4.0 | Mozilla Firefox ESR (en-US) 115.4.0 | Oct 17, 2023 |
| Mozilla Thunderbird (en-US) | 102.6.0 | Mozilla Thunderbird (en-US) 102.6.0 | Dec 12, 2022 |
| Linux | |||
| firefox · RHEL 8 | 0:102.6.0-1.el8_7 | RHSA-2022:9067 | Dec 15, 2022 |
| firefox · RHEL 9 | 0:102.6.0-1.el9_1 | RHSA-2022:9065 | Dec 15, 2022 |
| firefox · almalinux 8 | 102.6.0-1.el8_7.alma | ALSA-2022:9067 | Dec 15, 2022 |
| firefox · almalinux 9 | 102.6.0-1.el9_1.alma | ALSA-2022:9065 | Dec 15, 2022 |
| firefox · ol 8 | 0:102.6.0-1.0.1.el8_7 | ELSA-2022-9067-1 | Dec 16, 2022 |
| firefox · ol 9 | 0:102.6.0-1.0.1.el9_1 | ELSA-2022-9065-1 | Dec 16, 2022 |
| firefox · rocky 8 | 0:102.6.0-1.el8_7 | RLSA-2022:9067 | Dec 15, 2022 |
| firefox-esr · Debian 12.15 (bookworm) | 102.6.0esr-1 | DEBIAN-CVE-2022-46880 | Dec 22, 2022 |
| firefox-esr · Debian 13.5 (trixie) | 102.6.0esr-1 | DEBIAN-CVE-2022-46880 | Dec 22, 2022 |
| firefox-esr · Debian 14 | 102.6.0esr-1 | DEBIAN-CVE-2022-46880 | Dec 22, 2022 |
| thunderbird · Debian 12.15 (bookworm) | 1:102.6.0-1 | DEBIAN-CVE-2022-46880 | Dec 22, 2022 |
| thunderbird · Debian 13.5 (trixie) | 1:102.6.0-1 | DEBIAN-CVE-2022-46880 | Dec 22, 2022 |
| thunderbird · Debian 14 | 1:102.6.0-1 | DEBIAN-CVE-2022-46880 | Dec 22, 2022 |
| thunderbird · RHEL 8 | 0:102.6.0-2.el8_7 | RHSA-2022:9074 | Dec 15, 2022 |
| thunderbird · RHEL 9 | 0:102.6.0-2.el9_1 | RHSA-2022:9080 | Dec 15, 2022 |
| thunderbird · Ubuntu 18.04.6 LTS (bionic) | 1:102.7.1+build2-0ubuntu0.18.04.1 | thunderbird 1:102.7.1+build2-0ubuntu0.18.04.1 | Jan 17, 2023 |
| thunderbird · Ubuntu 20.04 LTS (focal) | 1:102.7.1+build2-0ubuntu0.20.04.1 | thunderbird 1:102.7.1+build2-0ubuntu0.20.04.1 | Jan 17, 2023 |
| thunderbird · Ubuntu 22.04.1 LTS (jammy) | 1:102.7.1+build2-0ubuntu0.22.04.1 | thunderbird 1:102.7.1+build2-0ubuntu0.22.04.1 | Jan 17, 2023 |
| thunderbird · almalinux 8 | 102.6.0-2.el8_7.alma | ALSA-2022:9074 | Dec 15, 2022 |
| thunderbird · almalinux 9 | 102.6.0-2.el9_1.alma | ALSA-2022:9080 | Dec 15, 2022 |
| thunderbird · ol 8 | 0:102.6.0-2.0.1.el8_7 | ELSA-2022-9074-1 | Dec 16, 2022 |
| thunderbird · ol 9 | 0:102.6.0-2.0.1.el9_1 | ELSA-2022-9080-1 | Dec 16, 2022 |
| thunderbird-gnome-support · Ubuntu 18.04.6 LTS (bionic) | 1:102.7.1+build2-0ubuntu0.18.04.1 | thunderbird-gnome-support 1:102.7.1+build2-0ubuntu0.18.04.1 | Jan 17, 2023 |
| thunderbird-gnome-support · Ubuntu 20.04 LTS (focal) | 1:102.7.1+build2-0ubuntu0.20.04.1 | thunderbird-gnome-support 1:102.7.1+build2-0ubuntu0.20.04.1 | Jan 17, 2023 |
| thunderbird-gnome-support · Ubuntu 22.04.1 LTS (jammy) | 1:102.7.1+build2-0ubuntu0.22.04.1 | thunderbird-gnome-support 1:102.7.1+build2-0ubuntu0.22.04.1 | Jan 17, 2023 |
| thunderbird-mozsymbols · Ubuntu 18.04.6 LTS (bionic) | 1:102.7.1+build2-0ubuntu0.18.04.1 | thunderbird-mozsymbols 1:102.7.1+build2-0ubuntu0.18.04.1 | Jan 17, 2023 |
| thunderbird-mozsymbols · Ubuntu 20.04 LTS (focal) | 1:102.7.1+build2-0ubuntu0.20.04.1 | thunderbird-mozsymbols 1:102.7.1+build2-0ubuntu0.20.04.1 | Jan 17, 2023 |
| thunderbird-mozsymbols · Ubuntu 22.04.1 LTS (jammy) | 1:102.7.1+build2-0ubuntu0.22.04.1 | thunderbird-mozsymbols 1:102.7.1+build2-0ubuntu0.22.04.1 | Jan 17, 2023 |
| xul-ext-calendar-timezones · Ubuntu 18.04.6 LTS (bionic) | 1:102.7.1+build2-0ubuntu0.18.04.1 | xul-ext-calendar-timezones 1:102.7.1+build2-0ubuntu0.18.04.1 | Jan 17, 2023 |
| xul-ext-calendar-timezones · Ubuntu 20.04 LTS (focal) | 1:102.7.1+build2-0ubuntu0.20.04.1 | xul-ext-calendar-timezones 1:102.7.1+build2-0ubuntu0.20.04.1 | Jan 17, 2023 |
| xul-ext-calendar-timezones · Ubuntu 22.04.1 LTS (jammy) | 1:102.7.1+build2-0ubuntu0.22.04.1 | xul-ext-calendar-timezones 1:102.7.1+build2-0ubuntu0.22.04.1 | Jan 17, 2023 |
| xul-ext-gdata-provider · Ubuntu 18.04.6 LTS (bionic) | 1:102.7.1+build2-0ubuntu0.18.04.1 | xul-ext-gdata-provider 1:102.7.1+build2-0ubuntu0.18.04.1 | Jan 17, 2023 |
| xul-ext-gdata-provider · Ubuntu 20.04 LTS (focal) | 1:102.7.1+build2-0ubuntu0.20.04.1 | xul-ext-gdata-provider 1:102.7.1+build2-0ubuntu0.20.04.1 | Jan 17, 2023 |
| xul-ext-gdata-provider · Ubuntu 22.04.1 LTS (jammy) | 1:102.7.1+build2-0ubuntu0.22.04.1 | xul-ext-gdata-provider 1:102.7.1+build2-0ubuntu0.22.04.1 | Jan 17, 2023 |
| xul-ext-lightning · Ubuntu 18.04.6 LTS (bionic) | 1:102.7.1+build2-0ubuntu0.18.04.1 | xul-ext-lightning 1:102.7.1+build2-0ubuntu0.18.04.1 | Jan 17, 2023 |
| xul-ext-lightning · Ubuntu 20.04 LTS (focal) | 1:102.7.1+build2-0ubuntu0.20.04.1 | xul-ext-lightning 1:102.7.1+build2-0ubuntu0.20.04.1 | Jan 17, 2023 |
| xul-ext-lightning · Ubuntu 22.04.1 LTS (jammy) | 1:102.7.1+build2-0ubuntu0.22.04.1 | xul-ext-lightning 1:102.7.1+build2-0ubuntu0.22.04.1 | Jan 17, 2023 |
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