`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 firefox-x11Upgrade thunderbirdUpgrade firefox | Apr 4, 2024 | Mar 19, 2024 |
| Alpine Linux | — | Upgrade firefoxUpgrade firefox-esrUpgrade thunderbird | Aug 22, 2024 | Mar 19, 2024 |
| Amazon Linux Ami 2 | — | Upgrade firefoxUpgrade thunderbirdUpgrade firefox-debuginfoUpgrade thunderbird-debuginfo | Apr 2, 2024 | Mar 19, 2024 |
| Centos_linux | — | Upgrade firefox-debuginfoUpgrade thunderbird-debuginfoUpgrade thunderbirdUpgrade firefox | Mar 26, 2024 | Mar 19, 2024 |
| Debian | — | Upgrade thunderbirdUpgrade firefox-esr | Mar 25, 2024 | Mar 19, 2024 |
| Mfsa2024 12 | — | Upgrade to Mozilla Firefox version 124.0 | Mar 20, 2024 | Mar 19, 2024 |
| Mfsa2024 13 | — | Upgrade to Mozilla Firefox ESR version 115.9 | Mar 20, 2024 | Mar 19, 2024 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 115.9 | Mar 20, 2024 | Mar 19, 2024 |
| Oracle_linux | — | Upgrade thunderbirdUpgrade firefoxUpgrade firefox-x11 | Mar 26, 2024 | Mar 19, 2024 |
| Redhat_linux | — | Upgrade firefox-debugsourceUpgrade firefox-x11Upgrade firefox-debuginfoUpgrade firefoxUpgrade thunderbird-debuginfoUpgrade thunderbird-debugsourceNo solution existsUpgrade thunderbird | Mar 26, 2024 | Mar 19, 2024 |
| Rocky_linux | — | Upgrade thunderbirdUpgrade thunderbird-debuginfoUpgrade firefox-debugsourceUpgrade firefox-debuginfoUpgrade firefoxUpgrade thunderbird-debugsource | Mar 28, 2024 | Mar 19, 2024 |
| Suse | — | Upgrade mozillafirefox-translations-otherUpgrade mozillathunderbird-translations-otherUpgrade mozillafirefox-develUpgrade mozillathunderbirdUpgrade mozillafirefox-branding-upstreamUpgrade mozillafirefox-translations-commonUpgrade mozillathunderbird-translations-commonUpgrade mozillafirefox | 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