Information disclosure in Linux kernel - CVE-2017-1000410

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Main Vulnerability Database Vulnerabilities #VU9774

Information disclosure in Linux kernel - CVE-2017-1000410

Published: December 26, 2017


Vulnerability identifier: #VU9774
CSH Severity: Low
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-1000410
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists due to a flaw when processing the incoming of L2CAP commands, ConfigRequest and ConfigResponse messages. A remote attacker can manipulate the code flows that precede the handling of the configuration messages and read important data.

Affected software

Linux kernel
Debian Linux
Red Hat Enterprise Linux for Power 9
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, big endian
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for Real Time
Red Hat Enterprise Linux for Real Time for NFV
Red Hat Enterprise Linux for IBM System z (Structure A)
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux Server - Extended Update Support
Red Hat Enterprise Linux for Power, big endian - Extended Update Support
Red Hat Enterprise Linux EUS Compute Node
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
SUSE Linux

MRG Realtime
kernel (Red Hat package)
kernel-rt (Red Hat package)
kernel-alt (Red Hat package)
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions
Red Hat Virtualization Host

How to mitigate CVE-2017-1000410

Install update from vendor's website.

kernel (Red Hat package) - addressed in versions 3.10.0-693.25.2.el7, 3.10.0-862.el7
kernel-rt (Red Hat package) - addressed in versions 3.10.0-693.25.2.rt56.612.el6rt, 3.10.0-862.rt56.804.el7
kernel-alt (Red Hat package) - update to 4.14.0-49.el7a

External References

Related Security Bulletins