CVE-2017-5402

2017-03-0700:00:00

ubuntu.com

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.006 Low

EPSS

Percentile

78.0%

JSON

A use-after-free can occur when events are fired for a “FontFace” object
after the object has been already been destroyed while working with fonts.
This results in a potentially exploitable crash. This vulnerability affects
Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.

OSVersionArchitecturePackageVersionFilename
ubuntu12.04noarchfirefox< 52.0+build2-0ubuntu0.12.04.1UNKNOWN
ubuntu14.04noarchfirefox< 52.0+build2-0ubuntu0.14.04.1UNKNOWN
ubuntu16.04noarchfirefox< 52.0+build2-0ubuntu0.16.04.1UNKNOWN
ubuntu16.10noarchfirefox< 52.0+build2-0ubuntu0.16.10.1UNKNOWN
ubuntu17.04noarchfirefox< 52.0.1+build2-0ubuntu1UNKNOWN
ubuntu12.04noarchthunderbird< 1:45.8.0+build1-0ubuntu0.12.04.1UNKNOWN
ubuntu14.04noarchthunderbird< 1:45.8.0+build1-0ubuntu0.14.04.1UNKNOWN
ubuntu16.04noarchthunderbird< 1:45.8.0+build1-0ubuntu0.16.04.1UNKNOWN
ubuntu16.10noarchthunderbird< 1:45.8.0+build1-0ubuntu0.16.10.1UNKNOWN
ubuntu17.04noarchthunderbird< 1:45.8.0+build1-0ubuntu1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	12.04	noarch	firefox	< 52.0+build2-0ubuntu0.12.04.1	UNKNOWN
ubuntu	14.04	noarch	firefox	< 52.0+build2-0ubuntu0.14.04.1	UNKNOWN
ubuntu	16.04	noarch	firefox	< 52.0+build2-0ubuntu0.16.04.1	UNKNOWN
ubuntu	16.10	noarch	firefox	< 52.0+build2-0ubuntu0.16.10.1	UNKNOWN
ubuntu	17.04	noarch	firefox	< 52.0.1+build2-0ubuntu1	UNKNOWN
ubuntu	12.04	noarch	thunderbird	< 1:45.8.0+build1-0ubuntu0.12.04.1	UNKNOWN
ubuntu	14.04	noarch	thunderbird	< 1:45.8.0+build1-0ubuntu0.14.04.1	UNKNOWN
ubuntu	16.04	noarch	thunderbird	< 1:45.8.0+build1-0ubuntu0.16.04.1	UNKNOWN
ubuntu	16.10	noarch	thunderbird	< 1:45.8.0+build1-0ubuntu0.16.10.1	UNKNOWN
ubuntu	17.04	noarch	thunderbird	< 1:45.8.0+build1-0ubuntu1	UNKNOWN