Issued:

2022-12-13

Updated:

2022-12-13

RHSA-2022:8977 - Moderate: dbus security update

Synopsis

Moderate: dbus security update

Type/Severity

Security Advisory Moderate

Topic

An update for dbus is now available for Red Hat Enterprise Linux 9.0 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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.

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: dbus-daemon crashes when receiving message with incorrectly nested parentheses and curly brackets (CVE-2022-42010)

• dbus: dbus-daemon can be crashed by messages with array length inconsistent with element type (CVE-2022-42011)

• dbus: _dbus_marshal_byteswap doesn't process fds in messages with "foreign" endianness correctly (CVE-2022-42012)

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.

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.

Affected Products

Updated Packages

• dbus-devel-1.12.20-5.el9_0.1.x86_64.rpm
• dbus-tools-debuginfo-1.12.20-5.el9_0.1.i686.rpm
• dbus-tools-1.12.20-5.el9_0.1.x86_64.rpm
• dbus-debuginfo-1.12.20-5.el9_0.1.s390x.rpm
• dbus-tests-debuginfo-1.12.20-5.el9_0.1.i686.rpm
• dbus-1.12.20-5.el9_0.1.src.rpm
• dbus-debugsource-1.12.20-5.el9_0.1.s390x.rpm
• dbus-tools-1.12.20-5.el9_0.1.s390x.rpm
• dbus-daemon-debuginfo-1.12.20-5.el9_0.1.aarch64.rpm
• dbus-1.12.20-5.el9_0.1.aarch64.rpm
• dbus-libs-debuginfo-1.12.20-5.el9_0.1.i686.rpm
• dbus-daemon-debuginfo-1.12.20-5.el9_0.1.ppc64le.rpm
• dbus-x11-1.12.20-5.el9_0.1.aarch64.rpm
• dbus-1.12.20-5.el9_0.1.x86_64.rpm
• dbus-libs-1.12.20-5.el9_0.1.ppc64le.rpm
• dbus-x11-debuginfo-1.12.20-5.el9_0.1.i686.rpm
• dbus-libs-debuginfo-1.12.20-5.el9_0.1.aarch64.rpm
• dbus-libs-debuginfo-1.12.20-5.el9_0.1.x86_64.rpm
• dbus-tests-debuginfo-1.12.20-5.el9_0.1.aarch64.rpm
• dbus-1.12.20-5.el9_0.1.s390x.rpm
• dbus-daemon-1.12.20-5.el9_0.1.s390x.rpm
• dbus-libs-debuginfo-1.12.20-5.el9_0.1.ppc64le.rpm
• dbus-1.12.20-5.el9_0.1.ppc64le.rpm
• dbus-common-1.12.20-5.el9_0.1.noarch.rpm
• dbus-x11-1.12.20-5.el9_0.1.ppc64le.rpm
• dbus-x11-1.12.20-5.el9_0.1.x86_64.rpm
• dbus-debugsource-1.12.20-5.el9_0.1.aarch64.rpm
• dbus-daemon-1.12.20-5.el9_0.1.ppc64le.rpm
• dbus-daemon-1.12.20-5.el9_0.1.x86_64.rpm
• dbus-debuginfo-1.12.20-5.el9_0.1.aarch64.rpm
• dbus-libs-1.12.20-5.el9_0.1.aarch64.rpm
• dbus-debugsource-1.12.20-5.el9_0.1.x86_64.rpm
• dbus-tools-debuginfo-1.12.20-5.el9_0.1.s390x.rpm
• dbus-tests-debuginfo-1.12.20-5.el9_0.1.x86_64.rpm
• dbus-tests-debuginfo-1.12.20-5.el9_0.1.s390x.rpm
• dbus-debuginfo-1.12.20-5.el9_0.1.x86_64.rpm
• dbus-tools-debuginfo-1.12.20-5.el9_0.1.x86_64.rpm
• dbus-tools-1.12.20-5.el9_0.1.aarch64.rpm
• dbus-x11-debuginfo-1.12.20-5.el9_0.1.aarch64.rpm
• dbus-libs-1.12.20-5.el9_0.1.i686.rpm
• dbus-tools-debuginfo-1.12.20-5.el9_0.1.aarch64.rpm
• dbus-daemon-1.12.20-5.el9_0.1.aarch64.rpm
• dbus-libs-debuginfo-1.12.20-5.el9_0.1.s390x.rpm
• dbus-devel-1.12.20-5.el9_0.1.ppc64le.rpm
• dbus-libs-1.12.20-5.el9_0.1.x86_64.rpm
• dbus-tools-1.12.20-5.el9_0.1.ppc64le.rpm
• dbus-devel-1.12.20-5.el9_0.1.i686.rpm
• dbus-daemon-debuginfo-1.12.20-5.el9_0.1.s390x.rpm
• dbus-debuginfo-1.12.20-5.el9_0.1.i686.rpm
• dbus-libs-1.12.20-5.el9_0.1.s390x.rpm
• dbus-debugsource-1.12.20-5.el9_0.1.i686.rpm
• dbus-devel-1.12.20-5.el9_0.1.aarch64.rpm
• dbus-daemon-debuginfo-1.12.20-5.el9_0.1.x86_64.rpm
• dbus-x11-debuginfo-1.12.20-5.el9_0.1.x86_64.rpm
• dbus-daemon-debuginfo-1.12.20-5.el9_0.1.i686.rpm
• dbus-x11-debuginfo-1.12.20-5.el9_0.1.ppc64le.rpm
• dbus-x11-1.12.20-5.el9_0.1.s390x.rpm
• dbus-debugsource-1.12.20-5.el9_0.1.ppc64le.rpm
• dbus-x11-debuginfo-1.12.20-5.el9_0.1.s390x.rpm
• dbus-tools-debuginfo-1.12.20-5.el9_0.1.ppc64le.rpm
• dbus-tests-debuginfo-1.12.20-5.el9_0.1.ppc64le.rpm
• dbus-devel-1.12.20-5.el9_0.1.s390x.rpm
• dbus-debuginfo-1.12.20-5.el9_0.1.ppc64le.rpm

Fixes

• This content is not included.BZ - 2133616
• This content is not included.BZ - 2133617
• This content is not included.BZ - 2133618

CVEs

• CVE-2022-42010
• CVE-2022-42011
• CVE-2022-42012

References

• https://access.redhat.com/security/updates/classification/#moderate

Additional information

• The Red Hat security contact is This content is not included.secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.
• Offline Security Data data is available for integration with other systems. See Offline Security Data API to get started.