`AppendEncodedAttributeValue(), ExtraSpaceNeededForAttrEncoding()` and `AppendEncodedCharacters()` could have experienced integer overflows, causing underallocation of an output buffer leading to an out of bounds write. This vulnerability affects Firefox < 124, Firefox ESR < 115.9, and Thunderbird < 115.9.
CVSS Details
- CVSS 3.1 Base Score: 8.4
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/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 firefoxUpgrade firefox-x11Upgrade thunderbird | Apr 4, 2024 | Mar 19, 2024 |
| Alpine Linux | — | Upgrade thunderbirdUpgrade firefox-esrUpgrade firefox | Aug 22, 2024 | Mar 19, 2024 |
| Amazon Linux Ami 2 | — | Upgrade firefoxUpgrade thunderbirdUpgrade thunderbird-debuginfoUpgrade firefox-debuginfo | Apr 2, 2024 | Mar 19, 2024 |
| Centos_linux | — | Upgrade thunderbirdUpgrade firefox-debuginfoUpgrade firefoxUpgrade thunderbird-debuginfo | Mar 26, 2024 | Mar 19, 2024 |
| Debian | — | Upgrade firefox-esrUpgrade thunderbird | Mar 25, 2024 | Mar 19, 2024 |
| Mfsa2024 12 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 124.0 | Mar 20, 2024 | Mar 19, 2024 |
| Mfsa2024 13 | — | Upgrade to Mozilla Firefox ESR version 115.9Upgrade to the latest version of Mozilla Firefox | Mar 20, 2024 | Mar 19, 2024 |
| Mozilla Thunderbird | — | Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 115.9 | Mar 20, 2024 | Mar 19, 2024 |
| Oracle_linux | — | Upgrade firefoxUpgrade thunderbirdUpgrade firefox-x11 | Mar 26, 2024 | Mar 19, 2024 |
| Redhat_linux | — | Upgrade firefox-debugsourceUpgrade thunderbirdUpgrade thunderbird-debuginfoUpgrade firefox-x11Upgrade thunderbird-debugsourceUpgrade firefox-debuginfoNo solution existsUpgrade firefox | Mar 26, 2024 | Mar 19, 2024 |
| Rocky_linux | — | Upgrade thunderbird-debugsourceUpgrade thunderbirdUpgrade firefox-debuginfoUpgrade thunderbird-debuginfoUpgrade firefox-debugsourceUpgrade firefox | Mar 28, 2024 | Mar 19, 2024 |
| Suse | — | Upgrade MozillaThunderbirdUpgrade MozillaThunderbird-translations-commonUpgrade MozillaFirefoxUpgrade MozillaFirefox-translations-commonUpgrade mozillafirefox-branding-upstreamUpgrade MozillaFirefox-develUpgrade MozillaThunderbird-translations-otherUpgrade MozillaFirefox-translations-other | Mar 25, 2024 | Mar 19, 2024 |
| Ubuntu | — | Upgrade thunderbirdUpgrade firefox | Mar 21, 2024 | Mar 19, 2024 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub