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GLSA
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Joined: 12 May 2004
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PostPosted: Mon Feb 01, 2021 2:26 am    Post subject: [ GLSA 202102-01 ] Mozilla Firefox Reply with quote

Gentoo Linux Security Advisory

Title: Mozilla Firefox: Multiple vulnerabilities (GLSA 202102-01)
Severity: normal
Exploitable: remote
Date: 2021-02-01
Bug(s): #767334
ID: 202102-01

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.


Affected Packages

Package: www-client/firefox
Vulnerable: < 85.0
Unaffected: >= 78.7.0
Unaffected: >= 85.0
Architectures: All supported architectures

Package: www-client/firefox-bin
Vulnerable: < 85.0
Unaffected: >= 78.7.0
Unaffected: >= 85.0
Architectures: All supported architectures


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:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=www-client/firefox-78.7.0"
   
All Mozilla Firefox ESR binary users should upgrade to the latest
version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=www-client/firefox-bin-78.7.0"
   
All Mozilla Firefox users should upgrade to the latest version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=www-client/firefox-85.0"
   
All Mozilla Firefox binary users should upgrade to the latest version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=www-client/firefox-bin-85.0"
   


References

CVE-2021-23953
CVE-2021-23954
CVE-2021-23955
CVE-2021-23956
CVE-2021-23958
CVE-2021-23960
CVE-2021-23961
CVE-2021-23962
CVE-2021-23963
CVE-2021-23964
CVE-2021-23965
CVE-2021-26976

Upstream advisory (MFSA-2021-03)


Upstream advisory (MFSA-2021-04)
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