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Gentoo: GLSA-202012-03 Normal Severity: Mozilla Firefox Code Risks

gentoo
Calendar Grey December 6, 2020
Dist Gentoo Esm H88
Ensure that your Mozilla Firefox is updated without delay to mitigate potential risks of arbitrary code execution as noted in the latest Gentoo GLSA 202012-03 advisory.
Multiple vulnerabilities have been found in Mozilla Firefox, the worst of which could result in the arbitrary execution of code.

Summary

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

Topics%20covered

Topics Covered

security advisory Gentoo security issue gentoo software update code execution multiple threats mozilla firefox Mozilla Firefox normal severity

Resolution

All Mozilla Firefox users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=www-client/firefox-83"
All Mozilla Firefox binary users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=www-client/firefox-bin-83"
All Mozilla Firefox (ESR) users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot -v ">=www-client/firefox-78.5.0:0/esr78"
All Mozilla Firefox (ESR) binary users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot -v ">=www-client/firefox-bin-78.5.0:0/esr78"

References

[ 1 ] Mozilla Foundation Security Advisory 2020-51 https://www.mozilla.org/en-US/security/advisories/mfsa2020-51/ [ 2 ] CVE-2020-16012 https://nvd.nist.gov/vuln/detail/CVE-2020-16012 [ 3 ] CVE-2020-26951 https://nvd.nist.gov/vuln/detail/CVE-2020-26951 [ 4 ] CVE-2020-26953 https://nvd.nist.gov/vuln/detail/CVE-2020-26953 [ 5 ] CVE-2020-26956 https://nvd.nist.gov/vuln/detail/CVE-2020-26956 [ 6 ] CVE-2020-26958 https://nvd.nist.gov/vuln/detail/CVE-2020-26958 [ 7 ] CVE-2020-26959 https://nvd.nist.gov/vuln/detail/CVE-2020-26959 [ 8 ] CVE-2020-26960 https://nvd.nist.gov/vuln/detail/CVE-2020-26960 [ 9 ] CVE-2020-26961 https://nvd.nist.gov/vuln/detail/CVE-2020-26961 [ 10 ] CVE-2020-26965 https://nvd.nist.gov/vuln/detail/CVE-2020-26965 [ 11 ] CVE-2020-26968 https://nvd.nist.gov/vuln/detail/CVE-2020-26968 [ 12 ] Mozilla Foundation Security Advisory 2020-50 https://www.mozilla.org/en-US/secu...

Read the Full Advisory

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202012-03
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Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity: Normal
Title: Mozilla Firefox: Multiple vulnerabilities
Date: December 07, 2020
Bugs: #755170
ID: 202012-03

Topics%20covered

Topics Covered

security advisory Gentoo security issue gentoo software update code execution multiple threats mozilla firefox Mozilla Firefox normal severity

Synopsis

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.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 www-client/firefox < 83 >= 78.5.0:0/esr78 >= 83 2 www-client/firefox-bin < 83 >= 78.5.0:0/esr78 >= 83 ------------------------------------------------------------------- 2 affected packages

Impact

===== Please review the referenced CVE identifiers for details.

Workaround

There is no known workaround at this time.

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