Improper Input Validation Affecting kernel-tools-libs package, versions <0:3.10.0-327.36.1.el7


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

Exploit Maturity
Mature
EPSS
0.5% (77th percentile)

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  • Snyk IDSNYK-CENTOS7-KERNELTOOLSLIBS-2067686
  • published26 Jul 2021
  • disclosed24 Jun 2016

Introduced: 24 Jun 2016

CVE-2016-4997  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Centos:7 kernel-tools-libs to version 0:3.10.0-327.36.1.el7 or higher.

NVD Description

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

The compat IPT_SO_SET_REPLACE and IP6T_SO_SET_REPLACE setsockopt implementations in the netfilter subsystem in the Linux kernel before 4.6.3 allow local users to gain privileges or cause a denial of service (memory corruption) by leveraging in-container root access to provide a crafted offset value that triggers an unintended decrement.

References

CVSS Scores

version 3.1