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AUSCERT External Security Bulletin Redistribution
ESB-2020.2663
dbus security update
5 August 2020
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: dbus
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 8
Red Hat Enterprise Linux WS/Desktop 8
Impact/Access: Denial of Service -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-12049
Reference: ESB-2020.2484
ESB-2020.2373
Original Bulletin:
https://access.redhat.com/errata/RHSA-2020:3298
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Red Hat Security Advisory
Synopsis: Important: dbus security update
Advisory ID: RHSA-2020:3298-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:3298
Issue date: 2020-08-04
CVE Names: CVE-2020-12049
=====================================================================
1. Summary:
An update for dbus 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
Red Hat Enterprise Linux BaseOS EUS (v. 8.1) - aarch64, noarch, ppc64le, s390x, x86_64
3. Description:
D-Bus is a system for sending messages between applications. It is used
both for the system-wide message bus service, and as a
per-user-login-session messaging facility.
Security Fix(es):
* dbus: denial of service via file descriptor leak (CVE-2020-12049)
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
For the update to take effect, all running instances of dbus-daemon and all
running applications using the libdbus library must be restarted, or the
system rebooted.
5. Bugs fixed (https://bugzilla.redhat.com/):
1849041 - CVE-2020-12049 dbus: denial of service via file descriptor leak
6. Package List:
Red Hat Enterprise Linux AppStream EUS (v. 8.1):
aarch64:
dbus-daemon-debuginfo-1.12.8-10.el8_1.aarch64.rpm
dbus-debuginfo-1.12.8-10.el8_1.aarch64.rpm
dbus-debugsource-1.12.8-10.el8_1.aarch64.rpm
dbus-devel-1.12.8-10.el8_1.aarch64.rpm
dbus-libs-debuginfo-1.12.8-10.el8_1.aarch64.rpm
dbus-tests-debuginfo-1.12.8-10.el8_1.aarch64.rpm
dbus-tools-debuginfo-1.12.8-10.el8_1.aarch64.rpm
dbus-x11-1.12.8-10.el8_1.aarch64.rpm
dbus-x11-debuginfo-1.12.8-10.el8_1.aarch64.rpm
ppc64le:
dbus-daemon-debuginfo-1.12.8-10.el8_1.ppc64le.rpm
dbus-debuginfo-1.12.8-10.el8_1.ppc64le.rpm
dbus-debugsource-1.12.8-10.el8_1.ppc64le.rpm
dbus-devel-1.12.8-10.el8_1.ppc64le.rpm
dbus-libs-debuginfo-1.12.8-10.el8_1.ppc64le.rpm
dbus-tests-debuginfo-1.12.8-10.el8_1.ppc64le.rpm
dbus-tools-debuginfo-1.12.8-10.el8_1.ppc64le.rpm
dbus-x11-1.12.8-10.el8_1.ppc64le.rpm
dbus-x11-debuginfo-1.12.8-10.el8_1.ppc64le.rpm
s390x:
dbus-daemon-debuginfo-1.12.8-10.el8_1.s390x.rpm
dbus-debuginfo-1.12.8-10.el8_1.s390x.rpm
dbus-debugsource-1.12.8-10.el8_1.s390x.rpm
dbus-devel-1.12.8-10.el8_1.s390x.rpm
dbus-libs-debuginfo-1.12.8-10.el8_1.s390x.rpm
dbus-tests-debuginfo-1.12.8-10.el8_1.s390x.rpm
dbus-tools-debuginfo-1.12.8-10.el8_1.s390x.rpm
dbus-x11-1.12.8-10.el8_1.s390x.rpm
dbus-x11-debuginfo-1.12.8-10.el8_1.s390x.rpm
x86_64:
dbus-daemon-debuginfo-1.12.8-10.el8_1.i686.rpm
dbus-daemon-debuginfo-1.12.8-10.el8_1.x86_64.rpm
dbus-debuginfo-1.12.8-10.el8_1.i686.rpm
dbus-debuginfo-1.12.8-10.el8_1.x86_64.rpm
dbus-debugsource-1.12.8-10.el8_1.i686.rpm
dbus-debugsource-1.12.8-10.el8_1.x86_64.rpm
dbus-devel-1.12.8-10.el8_1.i686.rpm
dbus-devel-1.12.8-10.el8_1.x86_64.rpm
dbus-libs-debuginfo-1.12.8-10.el8_1.i686.rpm
dbus-libs-debuginfo-1.12.8-10.el8_1.x86_64.rpm
dbus-tests-debuginfo-1.12.8-10.el8_1.i686.rpm
dbus-tests-debuginfo-1.12.8-10.el8_1.x86_64.rpm
dbus-tools-debuginfo-1.12.8-10.el8_1.i686.rpm
dbus-tools-debuginfo-1.12.8-10.el8_1.x86_64.rpm
dbus-x11-1.12.8-10.el8_1.x86_64.rpm
dbus-x11-debuginfo-1.12.8-10.el8_1.i686.rpm
dbus-x11-debuginfo-1.12.8-10.el8_1.x86_64.rpm
Red Hat Enterprise Linux BaseOS EUS (v. 8.1):
Source:
dbus-1.12.8-10.el8_1.src.rpm
aarch64:
dbus-1.12.8-10.el8_1.aarch64.rpm
dbus-daemon-1.12.8-10.el8_1.aarch64.rpm
dbus-daemon-debuginfo-1.12.8-10.el8_1.aarch64.rpm
dbus-debuginfo-1.12.8-10.el8_1.aarch64.rpm
dbus-debugsource-1.12.8-10.el8_1.aarch64.rpm
dbus-libs-1.12.8-10.el8_1.aarch64.rpm
dbus-libs-debuginfo-1.12.8-10.el8_1.aarch64.rpm
dbus-tests-debuginfo-1.12.8-10.el8_1.aarch64.rpm
dbus-tools-1.12.8-10.el8_1.aarch64.rpm
dbus-tools-debuginfo-1.12.8-10.el8_1.aarch64.rpm
dbus-x11-debuginfo-1.12.8-10.el8_1.aarch64.rpm
noarch:
dbus-common-1.12.8-10.el8_1.noarch.rpm
ppc64le:
dbus-1.12.8-10.el8_1.ppc64le.rpm
dbus-daemon-1.12.8-10.el8_1.ppc64le.rpm
dbus-daemon-debuginfo-1.12.8-10.el8_1.ppc64le.rpm
dbus-debuginfo-1.12.8-10.el8_1.ppc64le.rpm
dbus-debugsource-1.12.8-10.el8_1.ppc64le.rpm
dbus-libs-1.12.8-10.el8_1.ppc64le.rpm
dbus-libs-debuginfo-1.12.8-10.el8_1.ppc64le.rpm
dbus-tests-debuginfo-1.12.8-10.el8_1.ppc64le.rpm
dbus-tools-1.12.8-10.el8_1.ppc64le.rpm
dbus-tools-debuginfo-1.12.8-10.el8_1.ppc64le.rpm
dbus-x11-debuginfo-1.12.8-10.el8_1.ppc64le.rpm
s390x:
dbus-1.12.8-10.el8_1.s390x.rpm
dbus-daemon-1.12.8-10.el8_1.s390x.rpm
dbus-daemon-debuginfo-1.12.8-10.el8_1.s390x.rpm
dbus-debuginfo-1.12.8-10.el8_1.s390x.rpm
dbus-debugsource-1.12.8-10.el8_1.s390x.rpm
dbus-libs-1.12.8-10.el8_1.s390x.rpm
dbus-libs-debuginfo-1.12.8-10.el8_1.s390x.rpm
dbus-tests-debuginfo-1.12.8-10.el8_1.s390x.rpm
dbus-tools-1.12.8-10.el8_1.s390x.rpm
dbus-tools-debuginfo-1.12.8-10.el8_1.s390x.rpm
dbus-x11-debuginfo-1.12.8-10.el8_1.s390x.rpm
x86_64:
dbus-1.12.8-10.el8_1.x86_64.rpm
dbus-daemon-1.12.8-10.el8_1.x86_64.rpm
dbus-daemon-debuginfo-1.12.8-10.el8_1.i686.rpm
dbus-daemon-debuginfo-1.12.8-10.el8_1.x86_64.rpm
dbus-debuginfo-1.12.8-10.el8_1.i686.rpm
dbus-debuginfo-1.12.8-10.el8_1.x86_64.rpm
dbus-debugsource-1.12.8-10.el8_1.i686.rpm
dbus-debugsource-1.12.8-10.el8_1.x86_64.rpm
dbus-libs-1.12.8-10.el8_1.i686.rpm
dbus-libs-1.12.8-10.el8_1.x86_64.rpm
dbus-libs-debuginfo-1.12.8-10.el8_1.i686.rpm
dbus-libs-debuginfo-1.12.8-10.el8_1.x86_64.rpm
dbus-tests-debuginfo-1.12.8-10.el8_1.i686.rpm
dbus-tests-debuginfo-1.12.8-10.el8_1.x86_64.rpm
dbus-tools-1.12.8-10.el8_1.x86_64.rpm
dbus-tools-debuginfo-1.12.8-10.el8_1.i686.rpm
dbus-tools-debuginfo-1.12.8-10.el8_1.x86_64.rpm
dbus-x11-debuginfo-1.12.8-10.el8_1.i686.rpm
dbus-x11-debuginfo-1.12.8-10.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-2020-12049
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/
Copyright 2020 Red Hat, Inc.
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