drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in firefox
Name: |
Mehrere Probleme in firefox |
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ID: |
RHSA-2021:5014-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Mi, 8. Dezember 2021, 23:31 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2021-43542
https://access.redhat.com/security/cve/CVE-2021-43543
https://access.redhat.com/security/cve/CVE-2021-43546
https://access.redhat.com/security/cve/CVE-2021-43538
https://access.redhat.com/security/cve/CVE-2021-43539
https://access.redhat.com/security/cve/CVE-2021-43545
https://access.redhat.com/security/cve/CVE-2021-43536
https://access.redhat.com/security/cve/CVE-2021-43537
https://access.redhat.com/security/cve/CVE-2021-43541 |
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Applikationen: |
Mozilla Firefox |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256
===================================================================== Red Hat Security Advisory
Synopsis: Important: firefox security update Advisory ID: RHSA-2021:5014-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:5014 Issue date: 2021-12-08 CVE Names: CVE-2021-43536 CVE-2021-43537 CVE-2021-43538 CVE-2021-43539 CVE-2021-43541 CVE-2021-43542 CVE-2021-43543 CVE-2021-43545 CVE-2021-43546 =====================================================================
1. Summary:
An update for firefox is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Enterprise Linux Client (v. 7) - x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64
3. Description:
Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.
This update upgrades Firefox to version 91.4.0 ESR.
Security Fix(es):
* Mozilla: Memory safety bugs fixed in Firefox 95 and Firefox ESR 91.4
* Mozilla: URL leakage when navigating while executing asynchronous function (CVE-2021-43536)
* Mozilla: Heap buffer overflow when using structured clone (CVE-2021-43537)
* Mozilla: Missing fullscreen and pointer lock notification when requesting both (CVE-2021-43538)
* Mozilla: GC rooting failure when calling wasm instance methods (CVE-2021-43539)
* Mozilla: External protocol handler parameters were unescaped (CVE-2021-43541)
* Mozilla: XMLHttpRequest error codes could have leaked the existence of an external protocol handler (CVE-2021-43542)
* Mozilla: Bypass of CSP sandbox directive when embedding (CVE-2021-43543)
* Mozilla: Denial of Service when using the Location API in a loop (CVE-2021-43545)
* Mozilla: Cursor spoofing could overlay user interface when native cursor is zoomed (CVE-2021-43546)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
4. Solution:
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, Firefox must be restarted for the changes to take effect.
5. Bugs fixed (https://bugzilla.redhat.com/):
2030105 - CVE-2021-43536 Mozilla: URL leakage when navigating while executing asynchronous function 2030106 - CVE-2021-43537 Mozilla: Heap buffer overflow when using structured clone 2030109 - CVE-2021-43538 Mozilla: Missing fullscreen and pointer lock notification when requesting both 2030110 - CVE-2021-43539 Mozilla: GC rooting failure when calling wasm instance methods 2030111 - CVE-2021-43541 Mozilla: External protocol handler parameters were unescaped 2030112 - CVE-2021-43542 Mozilla: XMLHttpRequest error codes could have leaked the existence of an external protocol handler 2030113 - CVE-2021-43543 Mozilla: Bypass of CSP sandbox directive when embedding 2030114 - CVE-2021-43545 Mozilla: Denial of Service when using the Location API in a loop 2030115 - CVE-2021-43546 Mozilla: Cursor spoofing could overlay user interface when native cursor is zoomed 2030116 - Mozilla: Memory safety bugs fixed in Firefox 95 and Firefox ESR 91.4
6. Package List:
Red Hat Enterprise Linux Client (v. 7):
Source: firefox-91.4.0-1.el7_9.src.rpm
x86_64: firefox-91.4.0-1.el7_9.x86_64.rpm firefox-debuginfo-91.4.0-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: firefox-91.4.0-1.el7_9.i686.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: firefox-91.4.0-1.el7_9.src.rpm
ppc64: firefox-91.4.0-1.el7_9.ppc64.rpm firefox-debuginfo-91.4.0-1.el7_9.ppc64.rpm
ppc64le: firefox-91.4.0-1.el7_9.ppc64le.rpm firefox-debuginfo-91.4.0-1.el7_9.ppc64le.rpm
s390x: firefox-91.4.0-1.el7_9.s390x.rpm firefox-debuginfo-91.4.0-1.el7_9.s390x.rpm
x86_64: firefox-91.4.0-1.el7_9.x86_64.rpm firefox-debuginfo-91.4.0-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
x86_64: firefox-91.4.0-1.el7_9.i686.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: firefox-91.4.0-1.el7_9.src.rpm
x86_64: firefox-91.4.0-1.el7_9.x86_64.rpm firefox-debuginfo-91.4.0-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64: firefox-91.4.0-1.el7_9.i686.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2021-43536 https://access.redhat.com/security/cve/CVE-2021-43537 https://access.redhat.com/security/cve/CVE-2021-43538 https://access.redhat.com/security/cve/CVE-2021-43539 https://access.redhat.com/security/cve/CVE-2021-43541 https://access.redhat.com/security/cve/CVE-2021-43542 https://access.redhat.com/security/cve/CVE-2021-43543 https://access.redhat.com/security/cve/CVE-2021-43545 https://access.redhat.com/security/cve/CVE-2021-43546 https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/
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