[SECURITY] [DLA 2539-1] firefox-esr security update

2021-02-0212:29:59

lists.debian.org

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.002 Low

EPSS

Percentile

59.0%

JSON

Debian LTS Advisory DLA-2539-1 [email protected]
https://www.debian.org/lts/security/ Emilio Pozuelo Monfort
February 02, 2021 https://wiki.debian.org/LTS

Package : firefox-esr
Version : 78.7.0esr-1~deb9u1
CVE ID : CVE-2020-26976 CVE-2021-23953 CVE-2021-23954 CVE-2021-23960
CVE-2021-23964

Multiple security issues have been found in the Mozilla Firefox web
browser, which could potentially result in the execution of arbitrary
code or information disclosure.

For Debian 9 stretch, these problems have been fixed in version
78.7.0esr-1~deb9u1.

We recommend that you upgrade your firefox-esr packages.

For the detailed security status of firefox-esr please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/firefox-esr

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

OSVersionArchitecturePackageVersionFilename
Debian9alliceweasel-l10n-mk< 1:78.7.0esr-1~deb9u1iceweasel-l10n-mk_1:78.7.0esr-1~deb9u1_all.deb
Debian9allicedove-l10n-ast< 1:78.7.0-1~deb9u1icedove-l10n-ast_1:78.7.0-1~deb9u1_all.deb
Debian9alliceweasel-l10n-hi-in< 1:78.7.0esr-1~deb9u1iceweasel-l10n-hi-in_1:78.7.0esr-1~deb9u1_all.deb
Debian9allfirefox-esr-l10n-ko< 78.7.0esr-1~deb9u1firefox-esr-l10n-ko_78.7.0esr-1~deb9u1_all.deb
Debian10allthunderbird-l10n-uk< 1:78.7.0-1~deb10u1thunderbird-l10n-uk_1:78.7.0-1~deb10u1_all.deb
Debian10allfirefox-esr-l10n-hi-in< 78.7.0esr-1~deb10u1firefox-esr-l10n-hi-in_78.7.0esr-1~deb10u1_all.deb
Debian10alllightning-l10n-sr< 1:78.7.0-1~deb10u1lightning-l10n-sr_1:78.7.0-1~deb10u1_all.deb
Debian9alliceowl-l10n-nl< 1:78.7.0-1~deb9u1iceowl-l10n-nl_1:78.7.0-1~deb9u1_all.deb
Debian10allthunderbird-l10n-hy-am< 1:78.7.0-1~deb10u1thunderbird-l10n-hy-am_1:78.7.0-1~deb10u1_all.deb
Debian10alliceweasel-l10n-da< 1:78.7.0esr-1~deb10u1iceweasel-l10n-da_1:78.7.0esr-1~deb10u1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	9	all	iceweasel-l10n-mk	< 1:78.7.0esr-1~deb9u1	iceweasel-l10n-mk_1:78.7.0esr-1~deb9u1_all.deb
Debian	9	all	icedove-l10n-ast	< 1:78.7.0-1~deb9u1	icedove-l10n-ast_1:78.7.0-1~deb9u1_all.deb
Debian	9	all	iceweasel-l10n-hi-in	< 1:78.7.0esr-1~deb9u1	iceweasel-l10n-hi-in_1:78.7.0esr-1~deb9u1_all.deb
Debian	9	all	firefox-esr-l10n-ko	< 78.7.0esr-1~deb9u1	firefox-esr-l10n-ko_78.7.0esr-1~deb9u1_all.deb
Debian	10	all	thunderbird-l10n-uk	< 1:78.7.0-1~deb10u1	thunderbird-l10n-uk_1:78.7.0-1~deb10u1_all.deb
Debian	10	all	firefox-esr-l10n-hi-in	< 78.7.0esr-1~deb10u1	firefox-esr-l10n-hi-in_78.7.0esr-1~deb10u1_all.deb
Debian	10	all	lightning-l10n-sr	< 1:78.7.0-1~deb10u1	lightning-l10n-sr_1:78.7.0-1~deb10u1_all.deb
Debian	9	all	iceowl-l10n-nl	< 1:78.7.0-1~deb9u1	iceowl-l10n-nl_1:78.7.0-1~deb9u1_all.deb
Debian	10	all	thunderbird-l10n-hy-am	< 1:78.7.0-1~deb10u1	thunderbird-l10n-hy-am_1:78.7.0-1~deb10u1_all.deb
Debian	10	all	iceweasel-l10n-da	< 1:78.7.0esr-1~deb10u1	iceweasel-l10n-da_1:78.7.0esr-1~deb10u1_all.deb