Memory safety bug present in Firefox ESR 128.10, and Thunderbird 128.10. 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 128.11 and Thunderbird 128.11.
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 | — | Upgrade firefox-x11Upgrade thunderbirdUpgrade firefox | May 30, 2025 | May 27, 2025 |
| Amazon Linux Ami 2 | — | Upgrade thunderbird-debuginfoUpgrade firefox-debuginfoUpgrade firefoxUpgrade thunderbird | Jun 12, 2025 | May 27, 2025 |
| Amazon_linux_2023 | — | Upgrade firefox-debugsourceUpgrade firefoxUpgrade firefox-debuginfo | Jun 11, 2025 | May 27, 2025 |
| Debian | — | Upgrade firefox-esrUpgrade thunderbird | May 29, 2025 | May 27, 2025 |
| Freebsd | — | Upgrade thunderbirdUpgrade firefox-esr | May 31, 2025 | May 30, 2025 |
| Mfsa2025 44 | — | Upgrade to Mozilla Firefox ESR version 128.11Upgrade to the latest version of Mozilla Firefox | May 28, 2025 | May 27, 2025 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 128.11Upgrade to the latest version of Mozilla Thunderbird | May 28, 2025 | May 27, 2025 |
| Oracle_linux | — | Upgrade firefox-x11Upgrade firefoxUpgrade thunderbird | May 30, 2025 | May 27, 2025 |
| Redhat_linux | — | Upgrade thunderbird-debuginfoUpgrade firefox-debuginfoUpgrade thunderbird-debugsourceNo solution existsUpgrade firefoxUpgrade firefox-x11Upgrade firefox-debugsourceUpgrade thunderbird | May 30, 2025 | May 27, 2025 |
| Rocky_linux | — | Upgrade firefox-debugsourceUpgrade thunderbird-debuginfoUpgrade firefox-debuginfoUpgrade firefox-x11Upgrade thunderbirdUpgrade thunderbird-debugsourceUpgrade firefox | Jul 31, 2025 | Jul 29, 2025 |
| Suse | — | Upgrade MozillaThunderbirdUpgrade mozjs128Upgrade MozillaFirefoxUpgrade MozillaFirefox-translations-otherUpgrade mozjs128-develUpgrade MozillaFirefox-develUpgrade MozillaFirefox-translations-commonUpgrade MozillaThunderbird-translations-otherUpgrade MozillaThunderbird-translations-commonUpgrade mozillafirefox-branding-upstreamUpgrade libmozjs-128-0 | Jun 3, 2025 | May 27, 2025 |
| Ubuntu | — | Upgrade thunderbird | Jul 23, 2025 | May 27, 2025 |
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