[GLSA-202102-01] Mozilla Firefox: Multiple vulnerabilities

Severity Normal

Affected Packages 2

Unaffected Packages 4

CVEs 12

Multiple vulnerabilities have been found in Mozilla Firefox, the worst of which could result in the arbitrary execution of code.

Background
Mozilla Firefox is a popular open-source web browser from the Mozilla
project.

Description
Multiple vulnerabilities have been discovered in Mozilla Firefox. Please
review the CVE identifiers referenced below for details.

Impact
Please review the referenced CVE identifiers for details.

Workaround
There is no known workaround at this time.

Resolution
All Mozilla Firefox ESR users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=www-client/firefox-78.7.0"

All Mozilla Firefox ESR binary users should upgrade to the latest
version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=www-client/firefox-bin-78.7.0"

All Mozilla Firefox users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=www-client/firefox-85.0"

All Mozilla Firefox binary users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=www-client/firefox-bin-85.0"

Package	Affected Version
pkg:ebuild/www-client/firefox?distro=gentoo	< 85.0
pkg:ebuild/www-client/firefox-bin?distro=gentoo	< 85.0

Package	Unaffected Version
pkg:ebuild/www-client/firefox?distro=gentoo	>= 78.7.0
pkg:ebuild/www-client/firefox?distro=gentoo	>= 85.0
pkg:ebuild/www-client/firefox-bin?distro=gentoo	>= 78.7.0
pkg:ebuild/www-client/firefox-bin?distro=gentoo	>= 85.0

ID

GLSA-202102-01

Severity

normal

URL

https://security.gentoo.org/glsa/202102-01

Published

2021-02-01T00:00:00
(3 years ago)

Modified

2021-02-01T00:00:00
(3 years ago)

Rights

Gentoo Foundation, Inc.

Other Advisories

Source	# ID	Name	URL
CVE	CVE-2021-23953	CVE-2021-23953	https://nvd.nist.gov/vuln/detail/CVE-2021-23953
CVE	CVE-2021-23954	CVE-2021-23954	https://nvd.nist.gov/vuln/detail/CVE-2021-23954
CVE	CVE-2021-23955	CVE-2021-23955	https://nvd.nist.gov/vuln/detail/CVE-2021-23955
CVE	CVE-2021-23956	CVE-2021-23956	https://nvd.nist.gov/vuln/detail/CVE-2021-23956
CVE	CVE-2021-23958	CVE-2021-23958	https://nvd.nist.gov/vuln/detail/CVE-2021-23958
CVE	CVE-2021-23960	CVE-2021-23960	https://nvd.nist.gov/vuln/detail/CVE-2021-23960
CVE	CVE-2021-23961	CVE-2021-23961	https://nvd.nist.gov/vuln/detail/CVE-2021-23961
CVE	CVE-2021-23962	CVE-2021-23962	https://nvd.nist.gov/vuln/detail/CVE-2021-23962
CVE	CVE-2021-23963	CVE-2021-23963	https://nvd.nist.gov/vuln/detail/CVE-2021-23963
CVE	CVE-2021-23964	CVE-2021-23964	https://nvd.nist.gov/vuln/detail/CVE-2021-23964
CVE	CVE-2021-23965	CVE-2021-23965	https://nvd.nist.gov/vuln/detail/CVE-2021-23965
CVE	CVE-2021-26976	CVE-2021-26976	https://nvd.nist.gov/vuln/detail/CVE-2021-26976
Vendor		Upstream advisory (MFSA-2021-03)	https://www.mozilla.org/en-US/security/advisories/mfsa2021-03/
Vendor		Upstream advisory (MFSA-2021-04)	https://www.mozilla.org/en-US/security/advisories/mfsa2021-04/
Bugzilla	767334	Bugzilla #767334	https://bugs.gentoo.org/show_bug.cgi?id=767334

Type	Package URL	Namespace	Name / Product	Version	Distribution / Platform
Affected	pkg:ebuild/www-client/firefox?distro=gentoo	www-client	firefox	< 85.0	gentoo
Unaffected	pkg:ebuild/www-client/firefox?distro=gentoo	www-client	firefox	>= 78.7.0	gentoo
Unaffected	pkg:ebuild/www-client/firefox?distro=gentoo	www-client	firefox	>= 85.0	gentoo
Affected	pkg:ebuild/www-client/firefox-bin?distro=gentoo	www-client	firefox-bin	< 85.0	gentoo
Unaffected	pkg:ebuild/www-client/firefox-bin?distro=gentoo	www-client	firefox-bin	>= 78.7.0	gentoo
Unaffected	pkg:ebuild/www-client/firefox-bin?distro=gentoo	www-client	firefox-bin	>= 85.0	gentoo

# CVE	Description	CVSS	EPSS	EPSS Trend (30 days)	Affected Products	Weaknesses	Security Advisories	Exploits	PoC	Pubblication Date	Modification Date
# CVE	Description	CVSS	EPSS	EPSS Trend (30 days)	Affected Products	Weaknesses	Security Advisories	PoC	Pubblication Date	Modification Date