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 firefox-debuginfoUpgrade thunderbird-debuginfoUpgrade firefoxUpgrade thunderbird | Jun 12, 2025 | May 27, 2025 |
| Amazon_linux_2023 | — | Upgrade firefox-debugsourceUpgrade firefox-debuginfoUpgrade firefox | 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 128.11 | May 28, 2025 | May 27, 2025 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 128.11 | May 28, 2025 | May 27, 2025 |
| Oracle_linux | — | Upgrade firefox-x11Upgrade thunderbirdUpgrade firefox | May 30, 2025 | May 27, 2025 |
| Redhat_linux | — | Upgrade thunderbird-debugsourceUpgrade thunderbird-debuginfoUpgrade firefox-debuginfoUpgrade firefoxUpgrade firefox-debugsourceNo solution existsUpgrade firefox-x11Upgrade thunderbird | May 30, 2025 | May 27, 2025 |
| Rocky_linux | — | Upgrade firefox-debuginfoUpgrade firefox-debugsourceUpgrade thunderbird-debuginfoUpgrade thunderbird-debugsourceUpgrade thunderbirdUpgrade firefoxUpgrade firefox-x11 | Jul 31, 2025 | Jul 29, 2025 |
| Suse | — | Upgrade mozillafirefox-branding-upstreamUpgrade libmozjs-128-0Upgrade MozillaThunderbird-translations-commonUpgrade MozillaThunderbird-translations-otherUpgrade mozjs128-develUpgrade MozillaFirefoxUpgrade mozjs128Upgrade MozillaThunderbirdUpgrade MozillaFirefox-translations-commonUpgrade MozillaFirefox-develUpgrade MozillaFirefox-translations-other | Jun 3, 2025 | May 27, 2025 |
| Ubuntu | — | Upgrade thunderbird | Jul 23, 2025 | May 27, 2025 |
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