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Ubuntu: (Multiple Advisories) (CVE-2017-7794): Firefox regression

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Ubuntu: (Multiple Advisories) (CVE-2017-7794): Firefox regression

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
08/08/2017
Created
07/25/2018
Added
08/16/2017
Modified
03/02/2020

Description

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.

Solution(s)

  • ubuntu-upgrade-firefox
  • ubuntu-upgrade-xul-ext-ubufox

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