Use After Free Affecting kernel-tools package, versions <0:3.10.0-514.76.1.el7


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-RHEL7-KERNELTOOLS-5197888
  • published26 Jul 2021
  • disclosed4 Sept 2019

Introduced: 4 Sep 2019

CVE-2017-18595  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:7 kernel-tools to version 0:3.10.0-514.76.1.el7 or higher.
This issue was patched in RHSA-2020:2277.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-tools package and not the kernel-tools package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

An issue was discovered in the Linux kernel before 4.14.11. A double free may be caused by the function allocate_trace_buffer in the file kernel/trace/trace.c.

CVSS Base Scores

version 3.1