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MFSA2017-16 Firefox: Security vulnerabilities fixed in Firefox ESR 52.2 (CVE-2017-5472)

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MFSA2017-16 Firefox: Security vulnerabilities fixed in Firefox ESR 52.2 (CVE-2017-5472)

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
06/13/2017
Created
07/25/2018
Added
06/14/2017
Modified
08/06/2018

Description

A use-after-free vulnerability with the frameloader during tree reconstruction while regenerating CSS layout when attempting to use a node in the tree that no longer exists. This results in a potentially exploitable crash. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

Solution(s)

  • mozilla-firefox-esr-upgrade-52_2

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