[RHSA-2020:2894-01] Important: dbus security update

Mon Jul 13 11:23:22 UTC 2020

An update for dbus 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) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch, x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - noarch, 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 Client (v. 7):

Source:
dbus-1.10.24-14.el7_8.src.rpm

x86_64:
dbus-1.10.24-14.el7_8.x86_64.rpm
dbus-debuginfo-1.10.24-14.el7_8.i686.rpm
dbus-debuginfo-1.10.24-14.el7_8.x86_64.rpm
dbus-libs-1.10.24-14.el7_8.i686.rpm
dbus-libs-1.10.24-14.el7_8.x86_64.rpm
dbus-x11-1.10.24-14.el7_8.x86_64.rpm

Red Hat Enterprise Linux Client Optional (v. 7):

noarch:
dbus-doc-1.10.24-14.el7_8.noarch.rpm

x86_64:
dbus-debuginfo-1.10.24-14.el7_8.i686.rpm
dbus-debuginfo-1.10.24-14.el7_8.x86_64.rpm
dbus-devel-1.10.24-14.el7_8.i686.rpm
dbus-devel-1.10.24-14.el7_8.x86_64.rpm
dbus-tests-1.10.24-14.el7_8.x86_64.rpm

Red Hat Enterprise Linux ComputeNode (v. 7):

Source:
dbus-1.10.24-14.el7_8.src.rpm

x86_64:
dbus-1.10.24-14.el7_8.x86_64.rpm
dbus-debuginfo-1.10.24-14.el7_8.i686.rpm
dbus-debuginfo-1.10.24-14.el7_8.x86_64.rpm
dbus-libs-1.10.24-14.el7_8.i686.rpm
dbus-libs-1.10.24-14.el7_8.x86_64.rpm
dbus-x11-1.10.24-14.el7_8.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional (v. 7):

noarch:
dbus-doc-1.10.24-14.el7_8.noarch.rpm

x86_64:
dbus-debuginfo-1.10.24-14.el7_8.i686.rpm
dbus-debuginfo-1.10.24-14.el7_8.x86_64.rpm
dbus-devel-1.10.24-14.el7_8.i686.rpm
dbus-devel-1.10.24-14.el7_8.x86_64.rpm
dbus-tests-1.10.24-14.el7_8.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
dbus-1.10.24-14.el7_8.src.rpm

ppc64:
dbus-1.10.24-14.el7_8.ppc64.rpm
dbus-debuginfo-1.10.24-14.el7_8.ppc.rpm
dbus-debuginfo-1.10.24-14.el7_8.ppc64.rpm
dbus-devel-1.10.24-14.el7_8.ppc.rpm
dbus-devel-1.10.24-14.el7_8.ppc64.rpm
dbus-libs-1.10.24-14.el7_8.ppc.rpm
dbus-libs-1.10.24-14.el7_8.ppc64.rpm
dbus-x11-1.10.24-14.el7_8.ppc64.rpm

ppc64le:
dbus-1.10.24-14.el7_8.ppc64le.rpm
dbus-debuginfo-1.10.24-14.el7_8.ppc64le.rpm
dbus-devel-1.10.24-14.el7_8.ppc64le.rpm
dbus-libs-1.10.24-14.el7_8.ppc64le.rpm
dbus-x11-1.10.24-14.el7_8.ppc64le.rpm

s390x:
dbus-1.10.24-14.el7_8.s390x.rpm
dbus-debuginfo-1.10.24-14.el7_8.s390.rpm
dbus-debuginfo-1.10.24-14.el7_8.s390x.rpm
dbus-devel-1.10.24-14.el7_8.s390.rpm
dbus-devel-1.10.24-14.el7_8.s390x.rpm
dbus-libs-1.10.24-14.el7_8.s390.rpm
dbus-libs-1.10.24-14.el7_8.s390x.rpm
dbus-x11-1.10.24-14.el7_8.s390x.rpm

x86_64:
dbus-1.10.24-14.el7_8.x86_64.rpm
dbus-debuginfo-1.10.24-14.el7_8.i686.rpm
dbus-debuginfo-1.10.24-14.el7_8.x86_64.rpm
dbus-devel-1.10.24-14.el7_8.i686.rpm
dbus-devel-1.10.24-14.el7_8.x86_64.rpm
dbus-libs-1.10.24-14.el7_8.i686.rpm
dbus-libs-1.10.24-14.el7_8.x86_64.rpm
dbus-x11-1.10.24-14.el7_8.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

noarch:
dbus-doc-1.10.24-14.el7_8.noarch.rpm

ppc64:
dbus-debuginfo-1.10.24-14.el7_8.ppc64.rpm
dbus-tests-1.10.24-14.el7_8.ppc64.rpm

ppc64le:
dbus-debuginfo-1.10.24-14.el7_8.ppc64le.rpm
dbus-tests-1.10.24-14.el7_8.ppc64le.rpm

s390x:
dbus-debuginfo-1.10.24-14.el7_8.s390x.rpm
dbus-tests-1.10.24-14.el7_8.s390x.rpm

x86_64:
dbus-debuginfo-1.10.24-14.el7_8.x86_64.rpm
dbus-tests-1.10.24-14.el7_8.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
dbus-1.10.24-14.el7_8.src.rpm

x86_64:
dbus-1.10.24-14.el7_8.x86_64.rpm
dbus-debuginfo-1.10.24-14.el7_8.i686.rpm
dbus-debuginfo-1.10.24-14.el7_8.x86_64.rpm
dbus-devel-1.10.24-14.el7_8.i686.rpm
dbus-devel-1.10.24-14.el7_8.x86_64.rpm
dbus-libs-1.10.24-14.el7_8.i686.rpm
dbus-libs-1.10.24-14.el7_8.x86_64.rpm
dbus-x11-1.10.24-14.el7_8.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 7):

noarch:
dbus-doc-1.10.24-14.el7_8.noarch.rpm

x86_64:
dbus-debuginfo-1.10.24-14.el7_8.x86_64.rpm
dbus-tests-1.10.24-14.el7_8.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 at redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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