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 | — | Upgrade thunderbirdUpgrade firefox-x11Upgrade firefox | May 13, 2025 | Apr 29, 2025 |
| Amazon Linux Ami 2 | — | Upgrade firefoxUpgrade thunderbird-debuginfoUpgrade thunderbirdUpgrade firefox-debuginfo | May 30, 2025 | Apr 29, 2025 |
| Amazon_linux_2023 | — | Upgrade firefoxUpgrade firefox-debuginfoUpgrade firefox-debugsource | Jun 3, 2025 | Apr 29, 2025 |
| Debian | — | Upgrade firefox-esrUpgrade thunderbird | May 2, 2025 | Apr 29, 2025 |
| Freebsd | — | Upgrade thunderbirdUpgrade firefox-esr | May 15, 2025 | May 14, 2025 |
| Mfsa2025 29 | — | Upgrade to Mozilla Firefox ESR version 128.10 | Apr 30, 2025 | Apr 29, 2025 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 128.10 | Apr 30, 2025 | Apr 29, 2025 |
| Oracle_linux | — | Upgrade firefox-x11Upgrade firefoxUpgrade thunderbird | May 6, 2025 | Apr 29, 2025 |
| Redhat_linux | — | Upgrade firefox-x11No solution existsUpgrade firefoxUpgrade firefox-debugsourceUpgrade thunderbird-debuginfoUpgrade firefox-debuginfoUpgrade thunderbirdUpgrade thunderbird-debugsource | May 6, 2025 | Apr 29, 2025 |
| Rocky_linux | — | Upgrade thunderbirdUpgrade thunderbird-debugsourceUpgrade firefox-debuginfoUpgrade thunderbird-debuginfoUpgrade firefoxUpgrade firefox-x11Upgrade firefox-debugsource | Jul 31, 2025 | Jul 29, 2025 |
| Suse | — | Upgrade mozillafirefox-translations-otherUpgrade mozillathunderbird-translations-commonUpgrade mozillathunderbird-translations-otherUpgrade mozillafirefox-develUpgrade mozillafirefoxUpgrade mozillafirefox-translations-commonUpgrade mozillafirefox-branding-upstreamUpgrade mozillathunderbird | May 5, 2025 | Apr 29, 2025 |
| Ubuntu | — | Upgrade thunderbird | Jul 23, 2025 | Apr 29, 2025 |
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