Memory leak in Linux kernel - CVE-2017-12190

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Main Vulnerability Database Vulnerabilities #VU10709

Memory leak in Linux kernel - CVE-2017-12190

Published: February 26, 2018 / Updated: February 26, 2018


Vulnerability identifier: #VU10709
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-12190
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local attacker to cause DoS condition on the target system.

The weakness exists due to an out-of-memory condition. A local attacker can cause a memory leak and possible system lock up.

Affected software

Linux kernel
Amazon Linux AMI
Red Hat Enterprise Linux Desktop
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 Power, little endian
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux for Power, big endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux for Power 9
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
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 Server - TUS
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
SUSE Linux
Ubuntu
Fedora

MRG Realtime
kernel (Red Hat package)
kernel-rt (Red Hat package)
kernel-alt (Red Hat package)
kernel
Red Hat Virtualization Host

How to mitigate CVE-2017-12190

Update to version 4.13.8.

kernel (Red Hat package) - addressed in versions 3.10.0-693.47.2.el7, 3.10.0-862.el7
kernel-rt (Red Hat package) - addressed in versions 3.10.0-693.47.2.rt56.641.el6rt, 3.10.0-862.rt56.804.el7
kernel-alt (Red Hat package) - update to 4.14.0-49.el7a
kernel - addressed in versions 4.13.8-100.fc25, 4.13.8-200.fc26, 4.13.8-300.fc27

External References

Related Security Bulletins