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Gentoo: 202104-10 Standard Alert for Mozilla Firefox Code Risks

gentoo
Calendar Grey April 30, 2021
Dist Gentoo Esm H88
Stay updated on the latest Gentoo security advisories related to Mozilla Firefox vulnerabilities. Follow the upgrade instructions to protect your system and ensure browser security
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 gentoo code execution update instructions security issues mozilla firefox Mozilla Firefox normal severity browser threats

Resolution

All Mozilla Firefox ESR users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=www-client/firefox-78.10.0"
All Mozilla Firefox ESR binary users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=www-client/firefox-bin-78.10.0"
All Mozilla Firefox users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=www-client/firefox-88.0"
All Mozilla Firefox binary users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=www-client/firefox-bin-88.0"

References

[ 1 ] CVE-2021-23961 https://nvd.nist.gov/vuln/detail/CVE-2021-23961 [ 2 ] CVE-2021-23968 https://nvd.nist.gov/vuln/detail/CVE-2021-23968 [ 3 ] CVE-2021-23969 https://nvd.nist.gov/vuln/detail/CVE-2021-23969 [ 4 ] CVE-2021-23970 https://nvd.nist.gov/vuln/detail/CVE-2021-23970 [ 5 ] CVE-2021-23971 https://nvd.nist.gov/vuln/detail/CVE-2021-23971 [ 6 ] CVE-2021-23972 https://nvd.nist.gov/vuln/detail/CVE-2021-23972 [ 7 ] CVE-2021-23973 https://nvd.nist.gov/vuln/detail/CVE-2021-23973 [ 8 ] CVE-2021-23974 https://nvd.nist.gov/vuln/detail/CVE-2021-23974 [ 9 ] CVE-2021-23975 https://nvd.nist.gov/vuln/detail/CVE-2021-23975 [ 10 ] CVE-2021-23976 https://nvd.nist.gov/vuln/detail/CVE-2021-23976 [ 11 ] CVE-2021-23977 https://nvd.nist.gov/vuln/detail/CVE-2021-23977 [ 12 ] CVE-2021-23978 https://nvd.nist.gov/vuln/detail/CVE-2021-23978 [ 13 ] CVE-2021-23981 https://nvd.nist.gov/vuln/detai...

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/202104-10
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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: April 30, 2021
Bugs: #772305, #778269, #784572
ID: 202104-10

Topics%20covered

Topics Covered

security advisory Gentoo gentoo code execution update instructions security issues mozilla firefox Mozilla Firefox normal severity browser threats

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 < 88.0 >= 78.10.0:0/esr78 >= 88.0 2 www-client/firefox-bin < 88.0 >= 78.10.0:0/esr78 >= 88.0 ------------------------------------------------------------------- 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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