On 64-bit CPUs, when the JIT compiles WASM i32 return values they can pick up bits from left over memory. This can potentially cause them to be treated as a different type. This vulnerability was fixed in Firefox 136, Firefox ESR 115.21, Firefox ESR 128.8, Thunderbird 136, and Thunderbird 128.8.
CVSS Details
- CVSS 3.1 Base Score: 7.6
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade firefoxUpgrade firefox-x11 | Mar 13, 2025 | Mar 4, 2025 |
| Amazon Linux Ami 2 | — | Upgrade firefoxUpgrade thunderbirdUpgrade thunderbird-debuginfoUpgrade firefox-debuginfo | Apr 2, 2025 | Mar 4, 2025 |
| Debian | — | Upgrade thunderbirdUpgrade firefox-esr | Mar 10, 2025 | Mar 4, 2025 |
| Freebsd | — | Upgrade librewolfUpgrade firefox-esrUpgrade thunderbirdUpgrade firefox | Apr 5, 2025 | Apr 3, 2025 |
| Gentoo Linux | — | Upgrade mail-client/thunderbird-bin.Upgrade www-client/firefox.Upgrade dev-lang/spidermonkey.Upgrade www-client/firefox-bin.Upgrade mail-client/thunderbird. | May 13, 2025 | Mar 4, 2025 |
| Mfsa2025 14 | — | Upgrade to Mozilla Firefox version 136.0Upgrade to the latest version of Mozilla Firefox | Mar 5, 2025 | Mar 4, 2025 |
| Mfsa2025 15 | — | Upgrade to Mozilla Firefox ESR version 115.21Upgrade to the latest version of Mozilla Firefox | Mar 5, 2025 | Mar 4, 2025 |
| Mfsa2025 16 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 128.8 | Mar 5, 2025 | Mar 4, 2025 |
| Mozilla Thunderbird | — | Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 128.8 | Mar 5, 2025 | Mar 4, 2025 |
| Oracle_linux | — | Upgrade firefox-x11Upgrade firefox | Mar 10, 2025 | Mar 4, 2025 |
| Redhat_linux | — | Upgrade firefoxUpgrade firefox-x11Upgrade firefox-debuginfoUpgrade firefox-debugsourceNo solution exists | Mar 10, 2025 | Mar 4, 2025 |
| Rocky_linux | — | Upgrade firefox-debuginfoUpgrade firefox-debugsourceUpgrade firefox | Jul 31, 2025 | Jul 29, 2025 |
| Suse | — | Upgrade MozillaFirefoxUpgrade mozillafirefox-branding-upstreamUpgrade MozillaThunderbirdUpgrade MozillaFirefox-translations-commonUpgrade MozillaThunderbird-translations-commonUpgrade libmozjs-128-0Upgrade mozjs128-develUpgrade mozjs128Upgrade MozillaThunderbird-translations-otherUpgrade MozillaFirefox-develUpgrade MozillaFirefox-translations-other | Mar 6, 2025 | Mar 4, 2025 |
| Ubuntu | — | Upgrade firefoxUpgrade thunderbird | Mar 10, 2025 | Mar 4, 2025 |
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