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Ubuntu: (Multiple Advisories) (CVE-2017-7800): Thunderbird vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2017-7800): Thunderbird vulnerabilities

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
08/08/2017
Created
07/25/2018
Added
08/16/2017
Modified
08/17/2018

Description

A use-after-free vulnerability can occur in WebSockets when the object holding the connection is freed before the disconnection operation is finished. This results in an exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

Solution(s)

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

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