On Linux systems, if the content process is compromised, the sandbox broker will allow files to be truncated even though the sandbox explicitly only has read access to the local file system and no write permissions. Note: This attack only affects the Linux operating system. Other operating systems are not affected. This vulnerability affects Firefox < 55.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jun 11, 2018 |
| Freebsd | — | Upgrade libxulUpgrade seamonkeyUpgrade linux-seamonkeyUpgrade linux-firefoxUpgrade firefox-esrUpgrade firefoxUpgrade thunderbirdUpgrade linux-thunderbird | Aug 8, 2017 | Aug 8, 2017 |
| Mfsa2017 18 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 55.0 | Aug 9, 2017 | Aug 8, 2017 |
| Suse | — | Upgrade MozillaFirefox-translations-commonUpgrade MozillaFirefoxUpgrade MozillaFirefox-translations-other | May 20, 2018 | Aug 8, 2017 |
| Ubuntu | — | Upgrade firefox | Aug 16, 2017 | Aug 8, 2017 |
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