CVE-2017-7758

2017-06-1400:00:00

ubuntu.com

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

6.4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.005 Low

EPSS

Percentile

77.4%

JSON

An out-of-bounds read vulnerability with the Opus encoder when the number
of channels in an audio stream changes while the encoder is in use. This
vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird <
52.2.

OSVersionArchitecturePackageVersionFilename
ubuntu14.04noarchfirefox< 54.0+build3-0ubuntu0.14.04.1UNKNOWN
ubuntu16.04noarchfirefox< 54.0+build3-0ubuntu0.16.04.1UNKNOWN
ubuntu16.10noarchfirefox< 54.0+build3-0ubuntu0.16.10.1UNKNOWN
ubuntu17.04noarchfirefox< 54.0+build3-0ubuntu0.17.04.1UNKNOWN
ubuntu14.04noarchthunderbird< 1:52.2.1+build1-0ubuntu0.14.04.1UNKNOWN
ubuntu16.04noarchthunderbird< 1:52.2.1+build1-0ubuntu0.16.04.1UNKNOWN
ubuntu16.10noarchthunderbird< 1:52.2.1+build1-0ubuntu0.16.10.1UNKNOWN
ubuntu17.04noarchthunderbird< 1:52.2.1+build1-0ubuntu0.17.04.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	14.04	noarch	firefox	< 54.0+build3-0ubuntu0.14.04.1	UNKNOWN
ubuntu	16.04	noarch	firefox	< 54.0+build3-0ubuntu0.16.04.1	UNKNOWN
ubuntu	16.10	noarch	firefox	< 54.0+build3-0ubuntu0.16.10.1	UNKNOWN
ubuntu	17.04	noarch	firefox	< 54.0+build3-0ubuntu0.17.04.1	UNKNOWN
ubuntu	14.04	noarch	thunderbird	< 1:52.2.1+build1-0ubuntu0.14.04.1	UNKNOWN
ubuntu	16.04	noarch	thunderbird	< 1:52.2.1+build1-0ubuntu0.16.04.1	UNKNOWN
ubuntu	16.10	noarch	thunderbird	< 1:52.2.1+build1-0ubuntu0.16.10.1	UNKNOWN
ubuntu	17.04	noarch	thunderbird	< 1:52.2.1+build1-0ubuntu0.17.04.1	UNKNOWN