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Red Hat Security Advisory 2021-4432-03

Red Hat Security Advisory 2021-4432-03
Posted Nov 10, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-4432-03 - The bluez packages contain the following utilities for use in Bluetooth applications: hcitool, hciattach, hciconfig, bluetoothd, l2ping, start scripts, and pcmcia configuration files.

tags | advisory
systems | linux, redhat
advisories | CVE-2020-26558
SHA-256 | 6eca52b6194bbf394e7c5bf9b7c89b2b330a1affb01866344f9db229f21dc236

Red Hat Security Advisory 2021-4432-03

Change Mirror Download
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====================================================================
Red Hat Security Advisory

Synopsis: Moderate: bluez security update
Advisory ID: RHSA-2021:4432-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:4432
Issue date: 2021-11-09
CVE Names: CVE-2020-26558
====================================================================
1. Summary:

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 Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux CRB (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: Passkey Entry protocol of the Bluetooth Core is vulnerable to an
impersonation attack (CVE-2020-26558)

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 8.5 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/):

1918602 - CVE-2020-26558 bluez: Passkey Entry protocol of the Bluetooth Core is vulnerable to an impersonation attack

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

aarch64:
bluez-cups-5.56-1.el8.aarch64.rpm
bluez-cups-debuginfo-5.56-1.el8.aarch64.rpm
bluez-debuginfo-5.56-1.el8.aarch64.rpm
bluez-debugsource-5.56-1.el8.aarch64.rpm
bluez-hid2hci-debuginfo-5.56-1.el8.aarch64.rpm
bluez-libs-debuginfo-5.56-1.el8.aarch64.rpm
bluez-obexd-debuginfo-5.56-1.el8.aarch64.rpm

ppc64le:
bluez-cups-5.56-1.el8.ppc64le.rpm
bluez-cups-debuginfo-5.56-1.el8.ppc64le.rpm
bluez-debuginfo-5.56-1.el8.ppc64le.rpm
bluez-debugsource-5.56-1.el8.ppc64le.rpm
bluez-hid2hci-debuginfo-5.56-1.el8.ppc64le.rpm
bluez-libs-debuginfo-5.56-1.el8.ppc64le.rpm
bluez-obexd-debuginfo-5.56-1.el8.ppc64le.rpm

s390x:
bluez-cups-5.56-1.el8.s390x.rpm
bluez-cups-debuginfo-5.56-1.el8.s390x.rpm
bluez-debuginfo-5.56-1.el8.s390x.rpm
bluez-debugsource-5.56-1.el8.s390x.rpm
bluez-hid2hci-debuginfo-5.56-1.el8.s390x.rpm
bluez-libs-debuginfo-5.56-1.el8.s390x.rpm
bluez-obexd-debuginfo-5.56-1.el8.s390x.rpm

x86_64:
bluez-cups-5.56-1.el8.x86_64.rpm
bluez-cups-debuginfo-5.56-1.el8.x86_64.rpm
bluez-debuginfo-5.56-1.el8.x86_64.rpm
bluez-debugsource-5.56-1.el8.x86_64.rpm
bluez-hid2hci-debuginfo-5.56-1.el8.x86_64.rpm
bluez-libs-debuginfo-5.56-1.el8.x86_64.rpm
bluez-obexd-debuginfo-5.56-1.el8.x86_64.rpm

Red Hat Enterprise Linux BaseOS (v. 8):

Source:
bluez-5.56-1.el8.src.rpm

aarch64:
bluez-5.56-1.el8.aarch64.rpm
bluez-cups-debuginfo-5.56-1.el8.aarch64.rpm
bluez-debuginfo-5.56-1.el8.aarch64.rpm
bluez-debugsource-5.56-1.el8.aarch64.rpm
bluez-hid2hci-5.56-1.el8.aarch64.rpm
bluez-hid2hci-debuginfo-5.56-1.el8.aarch64.rpm
bluez-libs-5.56-1.el8.aarch64.rpm
bluez-libs-debuginfo-5.56-1.el8.aarch64.rpm
bluez-obexd-5.56-1.el8.aarch64.rpm
bluez-obexd-debuginfo-5.56-1.el8.aarch64.rpm

ppc64le:
bluez-5.56-1.el8.ppc64le.rpm
bluez-cups-debuginfo-5.56-1.el8.ppc64le.rpm
bluez-debuginfo-5.56-1.el8.ppc64le.rpm
bluez-debugsource-5.56-1.el8.ppc64le.rpm
bluez-hid2hci-5.56-1.el8.ppc64le.rpm
bluez-hid2hci-debuginfo-5.56-1.el8.ppc64le.rpm
bluez-libs-5.56-1.el8.ppc64le.rpm
bluez-libs-debuginfo-5.56-1.el8.ppc64le.rpm
bluez-obexd-5.56-1.el8.ppc64le.rpm
bluez-obexd-debuginfo-5.56-1.el8.ppc64le.rpm

s390x:
bluez-5.56-1.el8.s390x.rpm
bluez-cups-debuginfo-5.56-1.el8.s390x.rpm
bluez-debuginfo-5.56-1.el8.s390x.rpm
bluez-debugsource-5.56-1.el8.s390x.rpm
bluez-hid2hci-5.56-1.el8.s390x.rpm
bluez-hid2hci-debuginfo-5.56-1.el8.s390x.rpm
bluez-libs-5.56-1.el8.s390x.rpm
bluez-libs-debuginfo-5.56-1.el8.s390x.rpm
bluez-obexd-5.56-1.el8.s390x.rpm
bluez-obexd-debuginfo-5.56-1.el8.s390x.rpm

x86_64:
bluez-5.56-1.el8.x86_64.rpm
bluez-cups-debuginfo-5.56-1.el8.i686.rpm
bluez-cups-debuginfo-5.56-1.el8.x86_64.rpm
bluez-debuginfo-5.56-1.el8.i686.rpm
bluez-debuginfo-5.56-1.el8.x86_64.rpm
bluez-debugsource-5.56-1.el8.i686.rpm
bluez-debugsource-5.56-1.el8.x86_64.rpm
bluez-hid2hci-5.56-1.el8.x86_64.rpm
bluez-hid2hci-debuginfo-5.56-1.el8.i686.rpm
bluez-hid2hci-debuginfo-5.56-1.el8.x86_64.rpm
bluez-libs-5.56-1.el8.i686.rpm
bluez-libs-5.56-1.el8.x86_64.rpm
bluez-libs-debuginfo-5.56-1.el8.i686.rpm
bluez-libs-debuginfo-5.56-1.el8.x86_64.rpm
bluez-obexd-5.56-1.el8.x86_64.rpm
bluez-obexd-debuginfo-5.56-1.el8.i686.rpm
bluez-obexd-debuginfo-5.56-1.el8.x86_64.rpm

Red Hat Enterprise Linux CRB (v. 8):

aarch64:
bluez-cups-debuginfo-5.56-1.el8.aarch64.rpm
bluez-debuginfo-5.56-1.el8.aarch64.rpm
bluez-debugsource-5.56-1.el8.aarch64.rpm
bluez-hid2hci-debuginfo-5.56-1.el8.aarch64.rpm
bluez-libs-debuginfo-5.56-1.el8.aarch64.rpm
bluez-libs-devel-5.56-1.el8.aarch64.rpm
bluez-obexd-debuginfo-5.56-1.el8.aarch64.rpm

ppc64le:
bluez-cups-debuginfo-5.56-1.el8.ppc64le.rpm
bluez-debuginfo-5.56-1.el8.ppc64le.rpm
bluez-debugsource-5.56-1.el8.ppc64le.rpm
bluez-hid2hci-debuginfo-5.56-1.el8.ppc64le.rpm
bluez-libs-debuginfo-5.56-1.el8.ppc64le.rpm
bluez-libs-devel-5.56-1.el8.ppc64le.rpm
bluez-obexd-debuginfo-5.56-1.el8.ppc64le.rpm

s390x:
bluez-cups-debuginfo-5.56-1.el8.s390x.rpm
bluez-debuginfo-5.56-1.el8.s390x.rpm
bluez-debugsource-5.56-1.el8.s390x.rpm
bluez-hid2hci-debuginfo-5.56-1.el8.s390x.rpm
bluez-libs-debuginfo-5.56-1.el8.s390x.rpm
bluez-libs-devel-5.56-1.el8.s390x.rpm
bluez-obexd-debuginfo-5.56-1.el8.s390x.rpm

x86_64:
bluez-cups-debuginfo-5.56-1.el8.i686.rpm
bluez-cups-debuginfo-5.56-1.el8.x86_64.rpm
bluez-debuginfo-5.56-1.el8.i686.rpm
bluez-debuginfo-5.56-1.el8.x86_64.rpm
bluez-debugsource-5.56-1.el8.i686.rpm
bluez-debugsource-5.56-1.el8.x86_64.rpm
bluez-hid2hci-debuginfo-5.56-1.el8.i686.rpm
bluez-hid2hci-debuginfo-5.56-1.el8.x86_64.rpm
bluez-libs-debuginfo-5.56-1.el8.i686.rpm
bluez-libs-debuginfo-5.56-1.el8.x86_64.rpm
bluez-libs-devel-5.56-1.el8.i686.rpm
bluez-libs-devel-5.56-1.el8.x86_64.rpm
bluez-obexd-debuginfo-5.56-1.el8.i686.rpm
bluez-obexd-debuginfo-5.56-1.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-2020-26558
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
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