Memory safety bug present in Firefox ESR 128.9, and Thunderbird 128.9. This bug showed evidence of memory corruption and we presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox ESR 128.10 and Thunderbird 128.10.
CVSS Details
- CVSS 3.1 Base Score: 8.1
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | alma-upgrade-firefoxalma-upgrade-firefox-x11alma-upgrade-thunderbird | May 13, 2025 | Apr 29, 2025 | |
| Amazon Linux Ami 2 | amazon-linux-ami-2-upgrade-firefoxamazon-linux-ami-2-upgrade-firefox-debuginfoamazon-linux-ami-2-upgrade-thunderbirdamazon-linux-ami-2-upgrade-thunderbird-debuginfo | May 30, 2025 | Apr 29, 2025 | |
| Amazon_linux_2023 | amazon-linux-2023-upgrade-firefoxamazon-linux-2023-upgrade-firefox-debuginfoamazon-linux-2023-upgrade-firefox-debugsource | Jun 3, 2025 | Apr 29, 2025 | |
| Debian | debian-upgrade-firefox-esrdebian-upgrade-thunderbird | May 2, 2025 | Apr 29, 2025 | |
| Freebsd | freebsd-upgrade-package-firefox-esrfreebsd-upgrade-package-thunderbird | May 15, 2025 | May 14, 2025 | |
| Mfsa2025 29 | mozilla-firefox-esr-upgrade-128_10 | Apr 30, 2025 | Apr 29, 2025 | |
| Mozilla Thunderbird | mozilla-thunderbird-upgrade-128_10 | Apr 30, 2025 | Apr 29, 2025 | |
| Oracle_linux | — | oracle-linux-upgrade-firefoxoracle-linux-upgrade-firefox-x11oracle-linux-upgrade-thunderbird | May 6, 2025 | Apr 29, 2025 |
| Redhat_linux | redhat-upgrade-firefoxredhat-upgrade-firefox-debuginforedhat-upgrade-firefox-debugsourceredhat-upgrade-firefox-x11redhat-upgrade-thunderbirdredhat-upgrade-thunderbird-debuginforedhat-upgrade-thunderbird-debugsource | May 6, 2025 | Apr 29, 2025 | |
| Rocky_linux | rocky-upgrade-firefoxrocky-upgrade-firefox-debuginforocky-upgrade-firefox-debugsourcerocky-upgrade-firefox-x11rocky-upgrade-thunderbirdrocky-upgrade-thunderbird-debuginforocky-upgrade-thunderbird-debugsource | Jul 31, 2025 | Jul 29, 2025 | |
| Suse | — | suse-upgrade-mozillafirefoxsuse-upgrade-mozillafirefox-branding-upstreamsuse-upgrade-mozillafirefox-develsuse-upgrade-mozillafirefox-translations-commonsuse-upgrade-mozillafirefox-translations-othersuse-upgrade-mozillathunderbirdsuse-upgrade-mozillathunderbird-translations-commonsuse-upgrade-mozillathunderbird-translations-other | May 5, 2025 | Apr 29, 2025 |
| Ubuntu | ubuntu-upgrade-thunderbird | Jul 23, 2025 | Apr 29, 2025 |
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