CVE-2017-1000250 Red Hat Update for bluez (RHSA-2017:2685) (Blueborne)

漏洞类别:RedHat

漏洞等级:

漏洞信息

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.

An information-disclosure flaw was found in the bluetoothd implementation of the Service Discovery Protocol (SDP). A specially crafted Bluetooth device could, without prior pairing or user interaction, retrieve portions of the bluetoothd process memory, including potentially sensitive information such as Bluetooth encryption keys. (CVE-2017-1000250)
Affected Products:
Red Hat Enterprise Linux Server 7 x86_64
Red Hat Enterprise Linux Server 6 x86_64
Red Hat Enterprise Linux Server 6 i386
Red Hat Enterprise Linux Server – Extended Update Support 7.4 x86_64
Red Hat Enterprise Linux Server – AUS 7.4 x86_64
Red Hat Enterprise Linux Workstation 7 x86_64
Red Hat Enterprise Linux Workstation 6 x86_64
Red Hat Enterprise Linux Workstation 6 i386
Red Hat Enterprise Linux Desktop 7 x86_64
Red Hat Enterprise Linux Desktop 6 x86_64
Red Hat Enterprise Linux Desktop 6 i386
Red Hat Enterprise Linux for IBM z Systems 7 s390x
Red Hat Enterprise Linux for IBM z Systems – Extended Update Support 7.4 s390x
Red Hat Enterprise Linux for Power, big endian 7 ppc64
Red Hat Enterprise Linux for Power, big endian 6 ppc64
Red Hat Enterprise Linux for Power, big endian – Extended Update Support 7.4 ppc64
Red Hat Enterprise Linux for Scientific Computing 7 x86_64
Red Hat Enterprise Linux for Scientific Computing 6 x86_64
Red Hat Enterprise Linux EUS Compute Node 7.4 x86_64
Red Hat Enterprise Linux for Power, little endian 7 ppc64le
Red Hat Enterprise Linux for Power, little endian – Extended Update Support 7.4 ppc64le
Red Hat Enterprise Linux Server for ARM 7 aarch64
Red Hat Enterprise Linux Server (for IBM Power LE) – 4 Year Extended Update Support 7.4 ppc64le
Red Hat Enterprise Linux Server – 4 Year Extended Update Support 7.4 x86_64

漏洞危害

A specially crafted Bluetooth device could, without prior pairing or user interaction, retrieve portions of the bluetoothd process memory, including potentially sensitive information such as Bluetooth encryption keys.

解决方案

Upgrade to the latest packages which contain a patch. Refer to Applying Package Updates to RHEL system for details.

Refer to Red Hat security advisory RHSA-2017:2685 to address this issue and obtain more information.

Patch:
Following are links for downloading patches to fix the vulnerabilities:

RHSA-2017:2685: Red Hat Enterprise Linux

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