[RHSA-2020:4481-01] Moderate: bluez security update

Wed Nov 4 04:48:07 UTC 2020

An update for bluez is now available for Red Hat Enterprise Linux 8.

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.

2. Relevant releases/architectures:

Red Hat CodeReady Linux Builder (v. 8) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64

3. Description:

The bluez packages contain the following utilities for use in Bluetooth
applications: hcitool, hciattach, hciconfig, bluetoothd, l2ping, start
scripts (Red Hat), and pcmcia configuration files. 

Security Fix(es):

* bluez: Improper access control in subsystem could result in privilege
escalation and DoS (CVE-2020-0556)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat
Enterprise Linux 8.3 Release Notes linked from 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

5. Bugs fixed (https://bugzilla.redhat.com/):

1814293 - CVE-2020-0556 bluez: Improper access control in subsystem could result in privilege escalation and DoS

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

aarch64:
bluez-cups-5.50-4.el8.aarch64.rpm
bluez-cups-debuginfo-5.50-4.el8.aarch64.rpm
bluez-debuginfo-5.50-4.el8.aarch64.rpm
bluez-debugsource-5.50-4.el8.aarch64.rpm
bluez-hid2hci-debuginfo-5.50-4.el8.aarch64.rpm
bluez-libs-debuginfo-5.50-4.el8.aarch64.rpm
bluez-obexd-debuginfo-5.50-4.el8.aarch64.rpm

ppc64le:
bluez-cups-5.50-4.el8.ppc64le.rpm
bluez-cups-debuginfo-5.50-4.el8.ppc64le.rpm
bluez-debuginfo-5.50-4.el8.ppc64le.rpm
bluez-debugsource-5.50-4.el8.ppc64le.rpm
bluez-hid2hci-debuginfo-5.50-4.el8.ppc64le.rpm
bluez-libs-debuginfo-5.50-4.el8.ppc64le.rpm
bluez-obexd-debuginfo-5.50-4.el8.ppc64le.rpm

s390x:
bluez-cups-5.50-4.el8.s390x.rpm
bluez-cups-debuginfo-5.50-4.el8.s390x.rpm
bluez-debuginfo-5.50-4.el8.s390x.rpm
bluez-debugsource-5.50-4.el8.s390x.rpm
bluez-hid2hci-debuginfo-5.50-4.el8.s390x.rpm
bluez-libs-debuginfo-5.50-4.el8.s390x.rpm
bluez-obexd-debuginfo-5.50-4.el8.s390x.rpm

x86_64:
bluez-cups-5.50-4.el8.x86_64.rpm
bluez-cups-debuginfo-5.50-4.el8.x86_64.rpm
bluez-debuginfo-5.50-4.el8.x86_64.rpm
bluez-debugsource-5.50-4.el8.x86_64.rpm
bluez-hid2hci-debuginfo-5.50-4.el8.x86_64.rpm
bluez-libs-debuginfo-5.50-4.el8.x86_64.rpm
bluez-obexd-debuginfo-5.50-4.el8.x86_64.rpm

Red Hat Enterprise Linux BaseOS (v. 8):

Source:
bluez-5.50-4.el8.src.rpm

aarch64:
bluez-5.50-4.el8.aarch64.rpm
bluez-cups-debuginfo-5.50-4.el8.aarch64.rpm
bluez-debuginfo-5.50-4.el8.aarch64.rpm
bluez-debugsource-5.50-4.el8.aarch64.rpm
bluez-hid2hci-5.50-4.el8.aarch64.rpm
bluez-hid2hci-debuginfo-5.50-4.el8.aarch64.rpm
bluez-libs-5.50-4.el8.aarch64.rpm
bluez-libs-debuginfo-5.50-4.el8.aarch64.rpm
bluez-obexd-5.50-4.el8.aarch64.rpm
bluez-obexd-debuginfo-5.50-4.el8.aarch64.rpm

ppc64le:
bluez-5.50-4.el8.ppc64le.rpm
bluez-cups-debuginfo-5.50-4.el8.ppc64le.rpm
bluez-debuginfo-5.50-4.el8.ppc64le.rpm
bluez-debugsource-5.50-4.el8.ppc64le.rpm
bluez-hid2hci-5.50-4.el8.ppc64le.rpm
bluez-hid2hci-debuginfo-5.50-4.el8.ppc64le.rpm
bluez-libs-5.50-4.el8.ppc64le.rpm
bluez-libs-debuginfo-5.50-4.el8.ppc64le.rpm
bluez-obexd-5.50-4.el8.ppc64le.rpm
bluez-obexd-debuginfo-5.50-4.el8.ppc64le.rpm

s390x:
bluez-5.50-4.el8.s390x.rpm
bluez-cups-debuginfo-5.50-4.el8.s390x.rpm
bluez-debuginfo-5.50-4.el8.s390x.rpm
bluez-debugsource-5.50-4.el8.s390x.rpm
bluez-hid2hci-5.50-4.el8.s390x.rpm
bluez-hid2hci-debuginfo-5.50-4.el8.s390x.rpm
bluez-libs-5.50-4.el8.s390x.rpm
bluez-libs-debuginfo-5.50-4.el8.s390x.rpm
bluez-obexd-5.50-4.el8.s390x.rpm
bluez-obexd-debuginfo-5.50-4.el8.s390x.rpm

x86_64:
bluez-5.50-4.el8.x86_64.rpm
bluez-cups-debuginfo-5.50-4.el8.i686.rpm
bluez-cups-debuginfo-5.50-4.el8.x86_64.rpm
bluez-debuginfo-5.50-4.el8.i686.rpm
bluez-debuginfo-5.50-4.el8.x86_64.rpm
bluez-debugsource-5.50-4.el8.i686.rpm
bluez-debugsource-5.50-4.el8.x86_64.rpm
bluez-hid2hci-5.50-4.el8.x86_64.rpm
bluez-hid2hci-debuginfo-5.50-4.el8.i686.rpm
bluez-hid2hci-debuginfo-5.50-4.el8.x86_64.rpm
bluez-libs-5.50-4.el8.i686.rpm
bluez-libs-5.50-4.el8.x86_64.rpm
bluez-libs-debuginfo-5.50-4.el8.i686.rpm
bluez-libs-debuginfo-5.50-4.el8.x86_64.rpm
bluez-obexd-5.50-4.el8.x86_64.rpm
bluez-obexd-debuginfo-5.50-4.el8.i686.rpm
bluez-obexd-debuginfo-5.50-4.el8.x86_64.rpm

Red Hat CodeReady Linux Builder (v. 8):

aarch64:
bluez-cups-debuginfo-5.50-4.el8.aarch64.rpm
bluez-debuginfo-5.50-4.el8.aarch64.rpm
bluez-debugsource-5.50-4.el8.aarch64.rpm
bluez-hid2hci-debuginfo-5.50-4.el8.aarch64.rpm
bluez-libs-debuginfo-5.50-4.el8.aarch64.rpm
bluez-libs-devel-5.50-4.el8.aarch64.rpm
bluez-obexd-debuginfo-5.50-4.el8.aarch64.rpm

ppc64le:
bluez-cups-debuginfo-5.50-4.el8.ppc64le.rpm
bluez-debuginfo-5.50-4.el8.ppc64le.rpm
bluez-debugsource-5.50-4.el8.ppc64le.rpm
bluez-hid2hci-debuginfo-5.50-4.el8.ppc64le.rpm
bluez-libs-debuginfo-5.50-4.el8.ppc64le.rpm
bluez-libs-devel-5.50-4.el8.ppc64le.rpm
bluez-obexd-debuginfo-5.50-4.el8.ppc64le.rpm

s390x:
bluez-cups-debuginfo-5.50-4.el8.s390x.rpm
bluez-debuginfo-5.50-4.el8.s390x.rpm
bluez-debugsource-5.50-4.el8.s390x.rpm
bluez-hid2hci-debuginfo-5.50-4.el8.s390x.rpm
bluez-libs-debuginfo-5.50-4.el8.s390x.rpm
bluez-libs-devel-5.50-4.el8.s390x.rpm
bluez-obexd-debuginfo-5.50-4.el8.s390x.rpm

x86_64:
bluez-cups-debuginfo-5.50-4.el8.i686.rpm
bluez-cups-debuginfo-5.50-4.el8.x86_64.rpm
bluez-debuginfo-5.50-4.el8.i686.rpm
bluez-debuginfo-5.50-4.el8.x86_64.rpm
bluez-debugsource-5.50-4.el8.i686.rpm
bluez-debugsource-5.50-4.el8.x86_64.rpm
bluez-hid2hci-debuginfo-5.50-4.el8.i686.rpm
bluez-hid2hci-debuginfo-5.50-4.el8.x86_64.rpm
bluez-libs-debuginfo-5.50-4.el8.i686.rpm
bluez-libs-debuginfo-5.50-4.el8.x86_64.rpm
bluez-libs-devel-5.50-4.el8.i686.rpm
bluez-libs-devel-5.50-4.el8.x86_64.rpm
bluez-obexd-debuginfo-5.50-4.el8.i686.rpm
bluez-obexd-debuginfo-5.50-4.el8.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-2020-0556
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/index

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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