# CVE-2022-46872: firefox: Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This... CVE-2022-46872 is fixed in 10 products on 1 platform, first by firefox 108.0+build2-0ubuntu0.18.04.1, released December 13, 2022. It is not reported as exploited. Patch Radar priority: High. - Web page: https://patchblox.com/security/cve/CVE-2022-46872 - Priority: High - CVSS: 8.8 (Important) - EPSS: 0.0082 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Dec 13, 2022 ## Description Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 102.6.0 ESR. Security Fix(es): * Mozilla: Arbitrary file read from a compromised content process (CVE-2022-46872) * Mozilla: Memory safety bugs fixed in Firefox ESR 102.6 and Thunderbird 102.6 (CVE-2022-46878) * Mozilla: Use-after-free in WebGL (CVE-2022-46880) * Mozilla: Memory corruption in WebGL (CVE-2022-46881) * Mozilla: Drag and Dropped Filenames could have been truncated to malicious extensions (CVE-2022-46874) * Mozilla: Use-after-free in WebGL (CVE-2022-46882) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | firefox RHEL 8 | 0:102.6.0-1.el8_7 | [RHSA-2022:9067](https://patchblox.com/security/data/fix/linux/rhsa-2022-9067.md) | Dec 15, 2022 | | Linux | firefox RHEL 9 | 0:102.6.0-1.el9_1 | [RHSA-2022:9065](https://patchblox.com/security/data/fix/linux/rhsa-2022-9065.md) | Dec 15, 2022 | | Linux | firefox Ubuntu 18.04.6 LTS (bionic) | 108.0+build2-0ubuntu0.18.04.1 | [firefox 108.0+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-firefox-108.0-build2-0ubuntu0.18.04.1.md) | Dec 13, 2022 | | Linux | firefox Ubuntu 20.04 LTS (focal) | 108.0+build2-0ubuntu0.20.04.1 | [firefox 108.0+build2-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-firefox-108.0-build2-0ubuntu0.20.04.1.md) | Dec 13, 2022 | | Linux | firefox almalinux 8 | 102.6.0-1.el8_7.alma | [ALSA-2022:9067](https://patchblox.com/security/data/fix/linux/alsa-2022-9067.md) | Dec 15, 2022 | | Linux | firefox almalinux 9 | 102.6.0-1.el9_1.alma | [ALSA-2022:9065](https://patchblox.com/security/data/fix/linux/alsa-2022-9065.md) | Dec 15, 2022 | | Linux | firefox ol 8 | 0:102.6.0-1.0.1.el8_7 | [ELSA-2022-9067-1](https://patchblox.com/security/data/fix/linux/elsa-2022-9067-1.md) | Dec 16, 2022 | | Linux | firefox ol 9 | 0:102.6.0-1.0.1.el9_1 | [ELSA-2022-9065-1](https://patchblox.com/security/data/fix/linux/elsa-2022-9065-1.md) | Dec 16, 2022 | | Linux | firefox rocky 8 | 0:102.6.0-1.el8_7 | [RLSA-2022:9067](https://patchblox.com/security/data/fix/linux/rlsa-2022-9067.md) | Dec 15, 2022 | | Linux | firefox-esr Debian 11.6 (bullseye) | 102.6.0esr-1~deb11u1 | [DSA-5301-1](https://patchblox.com/security/data/fix/linux/dsa-5301-1.md) | Dec 14, 2022 | | Linux | firefox-esr Debian 12.15 (bookworm) | 102.6.0esr-1 | [DEBIAN-CVE-2022-46872](https://patchblox.com/security/data/fix/linux/debian-cve-2022-46872.md) | Dec 22, 2022 | | Linux | firefox-esr Debian 13.5 (trixie) | 102.6.0esr-1 | [DEBIAN-CVE-2022-46872](https://patchblox.com/security/data/fix/linux/debian-cve-2022-46872.md) | Dec 22, 2022 | | Linux | firefox-esr Debian 14 | 102.6.0esr-1 | [DEBIAN-CVE-2022-46872](https://patchblox.com/security/data/fix/linux/debian-cve-2022-46872.md) | Dec 22, 2022 | | Linux | firefox-geckodriver Ubuntu 18.04.6 LTS (bionic) | 108.0+build2-0ubuntu0.18.04.1 | [firefox-geckodriver 108.0+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-firefox-geckodriver-108.0-build2-0ubuntu0.18.04.1.md) | Dec 13, 2022 | | Linux | firefox-geckodriver Ubuntu 20.04 LTS (focal) | 108.0+build2-0ubuntu0.20.04.1 | [firefox-geckodriver 108.0+build2-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-firefox-geckodriver-108.0-build2-0ubuntu0.20.04.1.md) | Dec 13, 2022 | | Linux | firefox-mozsymbols Ubuntu 18.04.6 LTS (bionic) | 108.0+build2-0ubuntu0.18.04.1 | [firefox-mozsymbols 108.0+build2-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-firefox-mozsymbols-108.0-build2-0ubuntu0.18.04.1.md) | Dec 13, 2022 | | Linux | firefox-mozsymbols Ubuntu 20.04 LTS (focal) | 108.0+build2-0ubuntu0.20.04.1 | [firefox-mozsymbols 108.0+build2-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-firefox-mozsymbols-108.0-build2-0ubuntu0.20.04.1.md) | Dec 13, 2022 | | Linux | thunderbird Debian 12.15 (bookworm) | 1:102.6.0-1 | [DEBIAN-CVE-2022-46872](https://patchblox.com/security/data/fix/linux/debian-cve-2022-46872.md) | Dec 22, 2022 | | Linux | thunderbird Debian 13.5 (trixie) | 1:102.6.0-1 | [DEBIAN-CVE-2022-46872](https://patchblox.com/security/data/fix/linux/debian-cve-2022-46872.md) | Dec 22, 2022 | | Linux | thunderbird Debian 14 | 1:102.6.0-1 | [DEBIAN-CVE-2022-46872](https://patchblox.com/security/data/fix/linux/debian-cve-2022-46872.md) | Dec 22, 2022 | | Linux | thunderbird RHEL 8 | 0:102.6.0-2.el8_7 | [RHSA-2022:9074](https://patchblox.com/security/data/fix/linux/rhsa-2022-9074.md) | Dec 15, 2022 | | Linux | thunderbird RHEL 9 | 0:102.6.0-2.el9_1 | [RHSA-2022:9080](https://patchblox.com/security/data/fix/linux/rhsa-2022-9080.md) | Dec 15, 2022 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-thunderbird-1-102.7.1-build2-0ubuntu0.18.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-focal-thunderbird-1-102.7.1-build2-0ubuntu0.20.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-thunderbird-1-102.7.1-build2-0ubuntu0.22.04.1.md) | Jan 17, 2023 | | Linux | thunderbird almalinux 8 | 102.6.0-2.el8_7.alma | [ALSA-2022:9074](https://patchblox.com/security/data/fix/linux/alsa-2022-9074.md) | Dec 15, 2022 | | Linux | thunderbird almalinux 9 | 102.6.0-2.el9_1.alma | [ALSA-2022:9080](https://patchblox.com/security/data/fix/linux/alsa-2022-9080.md) | Dec 15, 2022 | | Linux | thunderbird ol 8 | 0:102.6.0-2.0.1.el8_7 | [ELSA-2022-9074-1](https://patchblox.com/security/data/fix/linux/elsa-2022-9074-1.md) | Dec 16, 2022 | | Linux | thunderbird ol 9 | 0:102.6.0-2.0.1.el9_1 | [ELSA-2022-9080-1](https://patchblox.com/security/data/fix/linux/elsa-2022-9080-1.md) | Dec 16, 2022 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-thunderbird-gnome-support-1-102.7.1-build2-0ubuntu0.18.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-focal-thunderbird-gnome-support-1-102.7.1-build2-0ubuntu0.20.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-thunderbird-gnome-support-1-102.7.1-build2-0ubuntu0.22.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-thunderbird-mozsymbols-1-102.7.1-build2-0ubuntu0.18.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-focal-thunderbird-mozsymbols-1-102.7.1-build2-0ubuntu0.20.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-thunderbird-mozsymbols-1-102.7.1-build2-0ubuntu0.22.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xul-ext-calendar-timezones-1-102.7.1-build2-0ubuntu0.18.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xul-ext-calendar-timezones-1-102.7.1-build2-0ubuntu0.20.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xul-ext-calendar-timezones-1-102.7.1-build2-0ubuntu0.22.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xul-ext-gdata-provider-1-102.7.1-build2-0ubuntu0.18.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xul-ext-gdata-provider-1-102.7.1-build2-0ubuntu0.20.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xul-ext-gdata-provider-1-102.7.1-build2-0ubuntu0.22.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xul-ext-lightning-1-102.7.1-build2-0ubuntu0.18.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xul-ext-lightning-1-102.7.1-build2-0ubuntu0.20.04.1.md) | Jan 17, 2023 | | Linux | 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](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xul-ext-lightning-1-102.7.1-build2-0ubuntu0.22.04.1.md) | Jan 17, 2023 | --- Data as of 2026-11-08T06:59:42Z UTC. 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