drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in thunderbird
Name: |
Mehrere Probleme in thunderbird |
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ID: |
RHSA-2021:3160-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Mo, 16. August 2021, 19:05 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2021-29984
https://access.redhat.com/security/cve/CVE-2021-29988
https://access.redhat.com/security/cve/CVE-2021-29989
https://access.redhat.com/security/cve/CVE-2021-29985
https://access.redhat.com/security/cve/CVE-2021-29980
https://access.redhat.com/security/cve/CVE-2021-29986 |
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Applikationen: |
Mozilla Thunderbird |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256
===================================================================== Red Hat Security Advisory
Synopsis: Important: thunderbird security update Advisory ID: RHSA-2021:3160-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:3160 Issue date: 2021-08-16 CVE Names: CVE-2021-29980 CVE-2021-29984 CVE-2021-29985 CVE-2021-29986 CVE-2021-29988 CVE-2021-29989 =====================================================================
1. Summary:
An update for thunderbird 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 Server Optional (v. 7) - ppc64le, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64
3. Description:
Mozilla Thunderbird is a standalone mail and newsgroup client.
This update upgrades Thunderbird to version 78.13.0.
Security Fix(es):
* Mozilla: Uninitialized memory in a canvas object could have led to memory corruption (CVE-2021-29980)
* Mozilla: Incorrect instruction reordering during JIT optimization (CVE-2021-29984)
* Mozilla: Race condition when resolving DNS names could have led to memory corruption (CVE-2021-29986)
* Mozilla: Memory corruption as a result of incorrect style treatment (CVE-2021-29988)
* Mozilla: Memory safety bugs fixed in Thunderbird 78.13 (CVE-2021-29989)
* Mozilla: Use-after-free media channels (CVE-2021-29985)
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
All running instances of Thunderbird must be restarted for the update to take effect.
5. Bugs fixed (https://bugzilla.redhat.com/):
1992417 - CVE-2021-29986 Mozilla: Race condition when resolving DNS names could have led to memory corruption 1992419 - CVE-2021-29988 Mozilla: Memory corruption as a result of incorrect style treatment 1992420 - CVE-2021-29984 Mozilla: Incorrect instruction reordering during JIT optimization 1992421 - CVE-2021-29980 Mozilla: Uninitialized memory in a canvas object could have led to memory corruption 1992422 - CVE-2021-29985 Mozilla: Use-after-free media channels 1992423 - CVE-2021-29989 Mozilla: Memory safety bugs fixed in Thunderbird 78.13
6. Package List:
Red Hat Enterprise Linux Client (v. 7):
Source: thunderbird-78.13.0-1.el7_9.src.rpm
x86_64: thunderbird-78.13.0-1.el7_9.x86_64.rpm thunderbird-debuginfo-78.13.0-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
Source: thunderbird-78.13.0-1.el7_9.src.rpm
ppc64le: thunderbird-78.13.0-1.el7_9.ppc64le.rpm thunderbird-debuginfo-78.13.0-1.el7_9.ppc64le.rpm
x86_64: thunderbird-78.13.0-1.el7_9.x86_64.rpm thunderbird-debuginfo-78.13.0-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: thunderbird-78.13.0-1.el7_9.src.rpm
x86_64: thunderbird-78.13.0-1.el7_9.x86_64.rpm thunderbird-debuginfo-78.13.0-1.el7_9.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-2021-29980 https://access.redhat.com/security/cve/CVE-2021-29984 https://access.redhat.com/security/cve/CVE-2021-29985 https://access.redhat.com/security/cve/CVE-2021-29986 https://access.redhat.com/security/cve/CVE-2021-29988 https://access.redhat.com/security/cve/CVE-2021-29989 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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