drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in firefox
Name: |
Mehrere Probleme in firefox |
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ID: |
RHSA-2021:1362-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Mo, 26. April 2021, 20:12 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2021-23961
https://access.redhat.com/security/cve/CVE-2021-23999
https://access.redhat.com/security/cve/CVE-2021-24002
https://access.redhat.com/security/cve/CVE-2021-23995
https://access.redhat.com/security/cve/CVE-2021-29946
https://access.redhat.com/security/cve/CVE-2021-29945
https://access.redhat.com/security/cve/CVE-2021-23998
https://access.redhat.com/security/cve/CVE-2021-23994 |
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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-2021:1362-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:1362 Issue date: 2021-04-26 CVE Names: CVE-2021-23961 CVE-2021-23994 CVE-2021-23995 CVE-2021-23998 CVE-2021-23999 CVE-2021-24002 CVE-2021-29945 CVE-2021-29946 =====================================================================
1. Summary:
An update for firefox is now available for Red Hat Enterprise Linux 8.1 Extended Update Support.
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 AppStream EUS (v. 8.1) - aarch64, ppc64le, s390x, 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 78.10.0 ESR.
Security Fix(es):
* Mozilla: Out of bound write due to lazy initialization (CVE-2021-23994)
* Mozilla: Use-after-free in Responsive Design Mode (CVE-2021-23995)
* Mozilla: More internal network hosts could have been probed by a malicious webpage (CVE-2021-23961)
* Mozilla: Secure Lock icon could have been spoofed (CVE-2021-23998)
* Mozilla: Blob URLs may have been granted additional privileges (CVE-2021-23999)
* Mozilla: Arbitrary FTP command execution on FTP servers using an encoded URL (CVE-2021-24002)
* Mozilla: Incorrect size computation in WebAssembly JIT could lead to null-reads (CVE-2021-29945)
* Mozilla: Port blocking could be bypassed (CVE-2021-29946)
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/):
1951364 - CVE-2021-23994 Mozilla: Out of bound write due to lazy initialization 1951365 - CVE-2021-23995 Mozilla: Use-after-free in Responsive Design Mode 1951366 - CVE-2021-23998 Mozilla: Secure Lock icon could have been spoofed 1951367 - CVE-2021-23961 Mozilla: More internal network hosts could have been probed by a malicious webpage 1951368 - CVE-2021-23999 Mozilla: Blob URLs may have been granted additional privileges 1951369 - CVE-2021-24002 Mozilla: Arbitrary FTP command execution on FTP servers using an encoded URL 1951370 - CVE-2021-29945 Mozilla: Incorrect size computation in WebAssembly JIT could lead to null-reads 1951371 - CVE-2021-29946 Mozilla: Port blocking could be bypassed
6. Package List:
Red Hat Enterprise Linux AppStream EUS (v. 8.1):
Source: firefox-78.10.0-1.el8_1.src.rpm
aarch64: firefox-78.10.0-1.el8_1.aarch64.rpm firefox-debuginfo-78.10.0-1.el8_1.aarch64.rpm firefox-debugsource-78.10.0-1.el8_1.aarch64.rpm
ppc64le: firefox-78.10.0-1.el8_1.ppc64le.rpm firefox-debuginfo-78.10.0-1.el8_1.ppc64le.rpm firefox-debugsource-78.10.0-1.el8_1.ppc64le.rpm
s390x: firefox-78.10.0-1.el8_1.s390x.rpm firefox-debuginfo-78.10.0-1.el8_1.s390x.rpm firefox-debugsource-78.10.0-1.el8_1.s390x.rpm
x86_64: firefox-78.10.0-1.el8_1.x86_64.rpm firefox-debuginfo-78.10.0-1.el8_1.x86_64.rpm firefox-debugsource-78.10.0-1.el8_1.x86_64.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-2021-23961 https://access.redhat.com/security/cve/CVE-2021-23994 https://access.redhat.com/security/cve/CVE-2021-23995 https://access.redhat.com/security/cve/CVE-2021-23998 https://access.redhat.com/security/cve/CVE-2021-23999 https://access.redhat.com/security/cve/CVE-2021-24002 https://access.redhat.com/security/cve/CVE-2021-29945 https://access.redhat.com/security/cve/CVE-2021-29946 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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